25 Pa. Code § 93.9o – Drainage List O.

Susquehanna River Basin in Pennsylvania
Susquehanna River

Stream	Zone	County	Water Uses Protected	Exceptions To Specific Criteria
1—Susquehanna River	Main Stem, Juniata River to PA-MD State Border	York- Lancaster	WWF, MF	None
2—Unnamed Tributaries to Susquehanna River	Basins, Juniata River to Muddy Run	Perry- Cumberland- Dauphin-York- Lancaster	WWF, MF	None
2—Little Juniata Creek	Basin	Perry	CWF, MF	None
2—Sherman Creek	Basin, Source to Cisna Run Village	Perry	HQ-CWF, MF	None
2—Sherman Creek	Main Stem, Cisna Run Village to Mouth	Perry	WWF, MF	None
3—Unnamed Tributaries to Sherman Creek	Basins, Cisna Run Village to Mouth	Perry	WWF, MF	None
3—Bixler Run	Basin	Perry	CWF, MF	None
3—Muddy Run	Basin	Perry	WWF, MF	None
3—Laurel Run	Basin, Source to South Branch Laurel Run	Perry	EV, MF	None
4—South Branch Laurel Run	Basin	Perry	HQ-CWF, MF	None
3—Laurel Run	Basin, South Branch to T 339	Perry	HQ-CWF, MF	None
3—Laurel Run	Basin, T 339 to Mouth	Perry	CWF, MF	None
3—Montour Creek	Basin	Perry	CWF, MF	None
3—Baken Creek	Basin	Perry	CWF, MF	None
3—McCabe Run	Basin	Perry	CWF, MF	None
3—Green Valley Run	Basin	Perry	CWF, MF	None
3—Perry Furnace Run	Basin	Perry	CWF, MF	None
3—Pisgah Run	Basin	Perry	WWF, MF	None
3—Fishing Run	Basin	Perry	WWF, MF	None
3—Dark Run	Basin	Perry	CWF, MF	None
2—Cove Creek	Basin	Perry	CWF, MF	None
2—Clark Creek	Basin	Dauphin	HQ-CWF, MF	None
2—Stony Creek	Basin, Source to Ellendale Dam	Dauphin	HQ-CWF, MF	None
2—Stony Creek	Basin, Ellendale Dam to Mouth	Dauphin	CWF, MF	None
2—Fishing Creek (West)	Basin	Perry	CWF, MF	None
2—Fishing Creek (East)	Basin	Dauphin	WWF, MF	None
2—Conodoguinet Creek	Basin, Source to Letterkenny Reservoir Dam	Franklin	HQ-CWF, MF	None
2—Conodoguinet Creek	Basin, Letterkenny Reservoir Dam to Trout Run	Franklin	CWF, MF	None
3—Trout Run	Basin, Source to Water Supply Dam	Franklin	EV, MF	None
3—Trout Run	Basin, Water Supply Dam to Mouth	Franklin	HQ-CWF, MF	None
2—Conodoguinet Creek	Basin, Trout Run to PA 997 at Roxbury	Franklin	CWF, MF	None
2—Conodoguinet Creek	Main Stem, PA 997 at Roxbury to Mouth	Franklin	WWF, MF	None
3—Unnamed Tributaries to Conodoguinet Creek	Basins, PA 997 at Roxbury to Mouth	Franklin- Cumberland	WWF, MF	None
3—Muddy Run	Basin, Source to Rowe Run	Franklin	WWF, MF	None
4—Rowe Run	Basin	Franklin	CWF, MF	None
3—Muddy Run	Basin, Rowe Run to Mouth	Franklin	WWF, MF	None
3—Middle Spring Creek
4—Furnace Run	Basin	Franklin- Cumberland	CWF, MF	None
4—Gum Run	Basin	Franklin- Cumberland	CWF, MF	None
3—Middle Spring Creek	Basin, Confluence of Furnace Run and Gum Run to T 303 (Avon Road)	Franklin- Cumberland	HQ-CWF, MF	None
3—Middle Spring Creek	Basin, T 303 (Avon Road) to Mouth	Franklin- Cumberland	CWF, MF	None
3—Paxton Run	Basin	Cumberland	WWF, MF	None
3—Newburg Run	Basin	Cumberland	WWF, MF	None
3—Peebles Run	Basin	Cumberland	WWF, MF	None
3—Three Square Hollow Run	Basin	Cumberland	WWF, MF	None
3—Green Spring Creek	Basin	Cumberland	CWF, MF	None
3—Brandy Run	Basin	Cumberland	CWF, MF	None
3—Whisky Run	Basin	Cumberland	TSF, MF	None
3—Back Creek	Basin	Cumberland	WWF, MF	None
3—Doubling Gap Creek	Basin, Source to PA 944	Cumberland	HQ-CWF, MF	None
3—Doubling Gap Creek	Basin, PA 944 to Mouth	Cumberland	CWF, MF	None
3—Big Spring Creek	Basin, Source to SR 3007 (T 333)	Cumberland	EV, MF	None
3—Big Spring Creek	Basin, SR 3007 (T 333) to Nealy Road	Cumberland	HQ-CWF, MF	None
3—Big Spring Creek	Basin, Nealy Road to Mouth	Cumberland	CWF, MF	None
3—Rock Run	Basin	Cumberland	WWF, MF	None
3—Bloser Creek	Basin	Cumberland	WWF, MF	None
3—Locust Creek	Basin	Cumberland	WWF, MF	None
3—Mount Rock Spring Creek	Basin	Cumberland	WWF, MF	None
3—Opossum Creek	Basin, Source to PA Fish Commission Dam	Cumberland	HQ-TSF, MF	None
3—Opossum Creek	Basin, PA Fish Commission Dam to Mouth	Cumberland	TSF, MF	None
3—Alexanders Spring Creek	Basin	Cumberland	CWF, MF	None
3—Meetinghouse Run	Basin	Cumberland	WWF, MF	None
3—Wertz Run	Basin	Cumberland	WWF, MF	None
3—Spring Run	Basin	Cumberland	WWF, MF	None
3—Letort Spring Run	Basin, Source to PA 34 Bridge	Cumberland	HQ-CWF, MF	None
3—Letort Spring Run	Basin, PA 34 Bridge to Railroad Bridge at Letort Park	Cumberland	EV, MF	None
3—Letort Spring Run	Basin, Railroad Bridge at Letort Park to Mouth	Cumberland	HQ-CWF, MF	None
3—Simmons Creek	Basin	Cumberland	WWF, MF	None
3—Hogestown Run	Basin	Cumberland	CWF, MF	None
3—Trindle Spring Run	Basin, Source to Spring near the Silver Spring Meeting House	Cumberland	CWF, MF	None
3—Trindle Spring Run	Basin, Spring near the Silver Spring Meeting House to Mouth	Cumberland	HQ-CWF, MF	None
2—Paxton Creek	Basin	Dauphin	WWF, MF	None
2—Spring Creek	Basin	Dauphin	CWF, MF	None
2—Yellow Breeches Creek	Main Stem, Source to LR 21012 (SR 1007)	Cumberland	HQ-CWF, MF	None
3—Unnamed Tributaries to Yellow Breeches Creek	Basins, Source to LR 21012	Cumberland	HQ-CWF, MF	None
3—Hairy Springs Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Sthromes Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Watery Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Peach Orchard Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Bettem Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—State Road Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Irishtown Gap Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Kings Gap Hollow	Basin	Cumberland	HQ-CWF, MF	None
3—Spruce Run	Basin	Cumberland	HQ-CWF, MF	None
3—Mountain Creek	Basin, Source to Toland	Cumberland	HQ-CWF, MF	None
3—Mountain Creek	Basin, Toland to Mt. Holly Springs	Cumberland	CWF, MF	None
3—Mountain Creek	Basin, Mt. Holly Springs to Mouth	Cumberland	TSF, MF	None
3—Old Town Run	Basin	Cumberland	HQ-CWF, MF	None
2—Yellow Breeches Creek	Main Stem, LR 21012 to Mouth	Cumberland-York- Dauphin	CWF, MF	Add DO=Minimum 7.0 mg/L, June 1 to Sept. 30
3—Unnamed Tributaries to Yellow Breeches Creek	Basins, LR 21012 to Mouth	Cumberland-York	CWF, MF	None
3—Dogwood Run	Basin	Cumberland	CWF, MF	None
3—Stony Run	Basin	York	CWF, MF	None
3—Pippins Run	Basin	York	CWF, MF	None
3—Cedar Run	Basin	Cumberland	CWF, MF	None
2—Marsh Run	Basin	York	WWF, MF	None
2—Laurel Run	Basin	Dauphin	WWF, MF	None
2—Swatara Creek	Basin, Source to Mill Creek	Schuylkill	CWF, MF	None
3—Mill Creek	Basin, Source to City of Lebanon Authority Dam	Schuylkill	EV, MF	None
3—Mill Creek	Basin, City of Lebanon Authority Dam to Mouth	Schuylkill	CWF, MF	None
2—Swatara Creek	Basin, Mill Creek to Proposed Swatara Gap Dam	Lebanon	CWF, MF	None
2—Swatara Creek	Main Stem, Proposed Swatara Gap Dam to Mouth	Dauphin	WWF, MF	None
3—Unnamed Tributaries to Swatara Creek	Basins, Proposed Swatara Gap Dam to Mouth	Lebanon-Dauphin	WWF, MF	None
3—Monroe Creek	Basin, Source to Tailwaters of Lake Strause	Lebanon	HQ-CWF, MF	None
3—Monroe Creek	Basin, Lake Strause	Lebanon	WWF, MF	None
3—Monroe Creek	Basin, Lake Strause Dam to Mouth	Lebanon	WWF, MF	None
3—Forge Creek	Basin	Lebanon	WWF, MF	None
3—Oil Creek	Basin	Lebanon	WWF, MF	None
3—Red Run	Basin	Lebanon	WWF, MF	None
3—Little Swatara Creek	Basin, Source to Berks-Lebanon County Border	Berks-Lebanon	CWF, MF	None
3—Little Swatara Creek	Basin, Berks-Lebanon County Border to Mouth	Lebanon	WWF, MF	None
3—Indiantown Run	Basin, Source to Inlet of Marquette Lake	Lebanon	CWF, MF	None
3—Indiantown Run	Basin, Inlet of Marquette Lake to Inlet of Memorial Lake	Lebanon	TSF, MF	None
3—Indiantown Run	Basin, Inlet of Memorial Lake to Mouth	Lebanon	WWF, MF	None
3—Quittapahilla Creek	Basin	Lebanon	TSF, MF	None
3—Bow Creek	Basin	Dauphin	WWF, MF	None
3—Manada Creek	Basin, Source to I-81 at 40° 21' 48.6" N; 76° 42' 20.0" W	Dauphin	CWF, MF	None
3—Manada Creek	Basin, I-81 to Mouth	Dauphin	WWF, MF	None
3—Spring Creek	Basin	Dauphin	WWF, MF	None
3—Beaver Creek	Basin	Dauphin	WWF, MF	None
3—Iron Run	Basin	Dauphin	WWF, MF	None
2—Fishing Creek	Basin	York	TSF, MF	None
2—Conewago Creek	Basin	Lancaster-Dauphin	TSF, MF	None
2—West Conewago Creek	Basin, Source to Pleasant Dale Creek	Adams	HQ-CWF, MF	None
3—Pleasant Dale Creek	Basin	Adams	WWF, MF	None
2—West Conewago Creek	Main Stem, Pleasant Dale Creek to Oppossum Creek	Adams	CWF, MF	None
3—Unnamed Tributaries to West Conewago Creek	Basins, Pleasant Dale Creek to Oppossum Creek	Adams	WWF, MF	None
3—Oppossum Creek	Basin	Adams	TSF, MF	None
2—West Conewago Creek	Main Stem, Oppossum Creek to Adams-York County Border	Adams-York	WWF, MF	None
3—Unnamed Tributaries to West Conewago Creek	Basins, Oppossum Creek to Adams-York County Border	Adams	WWF, MF	None
3—Beaverdam Creek	Basin	Adams	WWF, MF	None
3—Plum Run	Basin	Adams	WWF, MF	None
3—Swift Run	Basin	Adams	WWF, MF	None
3—South Branch Conewago Creek	Main Stem, PA-MD State Border to Mouth	Adams	WWF, MF	None
4—Unnamed Tributaries to South Branch Conewago Creek	Basins (all sections in PA)	Adams-York	WWF, MF	None
4—Long Arm Creek	Basin, PA-MD State Border to Mouth (all sections in PA)	York	WWF, MF	None
4—Haldeman Quarries	Basin	Adams	CWF, MF	None
4—Indian Run	Basin	Adams	WWF, MF	None
4—Plum Creek	Basin	Adams	WWF, MF	None
3—Pine Run	Basin	Adams	WWF, MF	None
3—Markel Run	Basin	Adams	WWF, MF	None
3—Beaver Creek	Basin	Adams	WWF, MF	None
2—West Conewago Creek	Main Stem, Adams-York County Border to Mouth	York	WWF, MF	None
3—Unnamed Tributaries to West Conewago Creek	Basins, Adams-York County Border to Mouth	York	WWF, MF	None
3—Davidsburg Run	Basin	York	WWF, MF	None
3—Bermudian Creek	Main Stem	York	WWF, MF	None
4—Unnamed Tributaries to Bermudian Creek	Basins	Adams-York	WWF, MF	None
4—Gardner Run	Basin	Adams	WWF, MF	None
4—Latimore Creek	Basin	Adams	CWF, MF	None
4—North Branch Bermudian Creek	Basin	York	WWF, MF	None
4—Mud Run	Basin	York	WWF, MF	None
4—Doe Run	Basin	York	WWF, MF	None
4—Red Run	Basin	York	WWF, MF	None
3—Beaver Creek	Basin	York	WWF, MF	None
3—Laurel Run	Basin	York	WWF, MF	None
3—Bennett Run	Basin	York	WWF, MF	None
3—Little Conewago Creek	Basin	York	TSF, MF	None
3—Musser Run	Basin	York	WWF, MF	None
2—Snitz Creek	Basin	Lancaster	WWF, MF	None
2—Hartman Run	Basin	York	WWF, MF	None
2—Conoy Creek	Basin	Lancaster	TSF, MF	None
2—Codorus Creek	Basin, Source to West Branch	York	TSF, MF	None
3—West Branch Codorus Creek	Basin	York	WWF, MF	None
2—Codorus Creek	Main Stem, West Branch to Oil Creek	York	HQ-CWF, MF	None
3—Unnamed Tributaries to Codorus Creek	Basins, West Branch to Oil Creek	York	WWF, MF	None
3—Porters Creek	Basin	York	WWF, MF	None
3—Oil Creek	Basin	York	WWF, MF	None
2—Codorus Creek	Main Stem, Oil Creek to Mouth	York	WWF, MF	None
3—Unnamed Tributaries to Codorus Creek	Basins, Oil Creek to Mouth	York	WWF, MF	None
3—Bunch Creek	Basin	York	WWF, MF	None
3—Stoverstown Branch	Basin	York	WWF, MF	None
3—South Branch Codorus Creek	Basin, Source to UNT 08187 at 39°46'26.7"N; 76°43'15.2"W	York	WWF, MF	None
4—UNT 08187	Basin	York	EV, MF	None
3—South Branch Codorus Creek	Basin, UNT 08187 to UNT from Glen Rock Valley at 39°47'36"N; 76°43'49"W	York	WWF, MF	None
4—UNT to South Branch Codorus Creek Through Glen Rock Valley	Basin	York	CWF, MF	None
3—South Branch Codorus Creek	Basin, UNT from Glen Rock Valley to East Branch Codorus Creek	York	WWF, MF	None
4—East Branch Codorus Creek	Basin, Source to PA 214	York	HQ-CWF, MF	None
4—East Branch Codorus Creek	Basin, PA 214 to Inlet of Lake Redman	York	CWF, MF	None
4—East Branch Codorus Creek	Main Stem, Inlet of Lake Redman to Mouth	York	WWF, MF	None
5—UNTs to East Branch Codorus Creek	Basins, Inlet of Lake Redman to Mouth	York	CWF, MF	None
5—Inners Creek	Basin	York	CWF, MF	None
3—South Branch Codorus Creek	Basin, East Branch Codorus Creek to Mouth	York	WWF, MF	None
3—Willis Run	Basin	York	WWF, MF	None
3—Mill Creek	Basin	York	WWF, MF	None
3—Dee Run	Basin	York	WWF, MF	None
3—Trout Run	Basin, Source to UNT at RM 0.3	York	HQ-CWF, MF	None
4—UNT to Trout Run at RM 0.3	Basin	York	CWF, MF	None
3—Trout Run	Basin, UNT at RM 0.3 to Mouth	York	CWF, MF	None
2—Wildcat Run	Basin	York	WWF, MF	None
2—Dugan Run	Basin	York	WWF, MF	None
2—Chickies Creek	Main Stem	Lancaster	WWF, MF	None
3—Unnamed Tributaries to Chickies Creek	Basins	Lebanon- Lancaster	WWF, MF	None
3—Shearers Creek	Basin	Lancaster	HQ-CWF, MF	None
3—Boyers Run	Basin	Lancaster	WWF, MF	None
3—Rife Run	Basin	Lancaster	WWF, MF	None
3—Dellinger Run	Basin	Lancaster	WWF, MF	None
3—Little Chickies Creek	Basin	Lancaster	TSF, MF	None
3—Donegal Creek	Main Stem	Lancaster	TSF, MF	None
4—Unnamed Tributaries to Donegal Creek	Basins	Lancaster	CWF, MF	None
4—Donegal Springs	Basin	Lancaster	HQ-CWF, MF	None
2—Kreutz Creek	Basin	York	WWF, MF	None
2—Shawnee Run	Basin	Lancaster	WWF, MF	None
2—Strickler Run	Basin	Lancaster	WWF, MF	None
2—Shumans Run	Basin	Lancaster	WWF, MF	None
2—Stamans Run	Basin	Lancaster	WWF, MF	None
2—Klines Run	Basin	York	WWF, MF	None
2—Dry Run	Basin	Lancaster	WWF, MF	None
2—Witmers Run	Basin	Lancaster	WWF, MF	None
2—Canadochly Creek	Basin	York	WWF, MF	None
2—Cabin Creek	Basin	York	WWF, MF	None
2—Wisslers Run	Basin	Lancaster	HQ-CWF, MF	None
2—Bull Run	Basin	York	WWF, MF	None
2—Fishing Creek	Basin, Source to PA 624 Bridge	York	TSF, MF	None
2—Fishing Creek	Main Stem, PA 624 Bridge to Mouth	York	TSF, MF	None
3—Unnamed Tributaries to Fishing Creek	Basins, PA 624 Bridge to Mouth	York	CWF, MF	None
3—Beaver Creek	Basin	York	CWF, MF	None
2—Green Branch	Basin	York	WWF, MF	None
2—Manns Run	Basin	Lancaster	WWF, MF	None
2—Mahala Run	Basin	York	WWF, MF	None
2—Fisherman Run	Basin	Lancaster	WWF, MF	None
2—Cuffs Run	Basin	York	WWF, MF	None
2—Frys Run	Basin	Lancaster	WWF, MF	None
2—Wilson Run	Basin	York	WWF, MF	None
2—Boyds Run	Basin	York	WWF, MF	None
2—Conestoga River	Basin, Source to UNT 07792 at 40° 8' 57.4" N; 76° 5' 24.9" W	Lancaster	WWF, MF	None
3—UNT 07792 to Conestoga River at 40° 8' 57.4" N; 76° 5' 24.9" W	Basin	Lancaster	CWF, MF	None
2—Conestoga River	Main Stem, UNT 07792 at 40° 8' 57.4" N; 76° 5' 24.9" W downstream to Mouth	Lancaster	WWF, MF	None
3—UNTs to Conestoga River	Basins, UNT 07792 to Mouth	Berks-Lancaster	WWF, MF	None
3—Muddy Creek	Basin, Source to UNT at 40° 13' 9.9" N; 76° 1' 16.7" W	Lancaster	WWF, MF	None
4—UNT at 40° 13' 9.9" N; 76° 1' 16.7" W	Basin	Lancaster	TSF, MF	None
3—Muddy Creek	Main Stem, UNT at 40° 13' 9.9" N; 76° 1' 16.7" W to Little Muddy Creek	Lancaster	TSF, MF	None
4—Unnamed Tributaries to Muddy Creek	Basins, UNT at 40° 13' 9.9" N; 76° 1' 16.7" W to Little Muddy Creek	Lancaster	WWF, MF	None
4—Rock Run	Basin	Lancaster	HQ-TSF, MF	None
4—Black Creek	Basin	Lancaster	HQ-WWF, MF	None
4—Little Muddy Creek	Basin, Source to PA 897 Bridge	Lancaster	TSF, MF	None
4—Little Muddy Creek	Basin, PA 897 Bridge to Mouth	Lancaster	WWF, MF	None
3—Muddy Creek	Basin, Little Muddy Creek to Mouth	Lancaster	WWF, MF	None
3—Groff Creek	Basin	Lancaster	WWF, MF	None
3—Cocalico Creek	Basin, Source to Blue Lake	Lancaster	HQ-WWF, MF	None
3—Cocalico Creek	Basin, Blue Lake	Lancaster	WWF, MF	None
3—Cocalico Creek	Main Stem, Blue Lake to Mouth	Lancaster	WWF, MF	None
4—Unnamed Tributaries to Cocalico Creek	Basins, Blue Lake to Mouth	Lancaster	WWF, MF	None
4—Harnish Run	Basin	Lancaster	WWF, MF	None
4—Little Cocalico Creek	Basin	Lancaster	TSF, MF	None
4—Stony Run	Basin	Lancaster	WWF, MF	None
4—Coover Run	Basin	Lancaster	WWF, MF	None
4—Indian Run	Basin	Lancaster	TSF, MF	None
4—Meadow Run	Basin	Lancaster	WWF, MF	None
4—Middle Creek	Basin, Source to PA Game Commission Dam	Lancaster	WWF, MF	None
4—Middle Creek	Basin, PA Game Commission Dam to Elders Run	Lancaster	TSF, MF	None
5—Elders Run	Basin	Lancaster	EV, MF	None
4—Middle Creek	Basin, Elders Run to Furnace Run	Lancaster	TSF, MF	None
5—Furnace Run	Basin, source to SR 1026	Lancaster	HQ-CWF, MF	None
5—Furnace Run	Basin, SR 1026 to Segloch Run	Lancaster	TSF, MF	None
6—Segloch Run	Basin	Lancaster	EV, MF	None
5—Furnace Run	Basin, Segloch Run to Mouth	Lancaster	TSF, MF	None
4—Middle Creek	Basin, Furnace Run to Mouth	Lancaster	WWF, MF	None
4—Hammer Creek	Basin, Source to second Rexmont Road crossing (downstream of the two former water supply reservoirs)	Lebanon	HQ-CWF, MF	None
4—Hammer Creek	Basin, second Rexmont Road crossing to but not including UNT 07678 at RM 14.2	Lebanon	CWF, MF	None
4—Hammer Creek	Basin, from and including UNT 07678 downstream to Walnut Run	Lancaster	HQ-CWF, MF	None
5—Walnut Run	Basin	Lancaster	EV, MF	None
4—Hammer Creek	Basin, Walnut Run to inlet of Speedwell Forge Lake	Lancaster	HQ-CWF, MF	None
4—Hammer Creek	Basin, Inlet of Speedwell Forge Lake to UNT 07671 at RM 8.8	Lancaster	WWF, MF	None
5—UNT 07671	Basin	Lancaster	HQ-CWF, MF	None
4—Hammer Creek	Basin, UNT 07671 downstream to Speedwell Forge Lake Dam	Lancaster	WWF, MF	None
4—Hammer Creek	Basin, Speedwell Forge Lake Dam to Mouth	Lancaster	TSF, MF	None
3—Lititz Run	Basin	Lancaster	WWF, MF	None
3—Landis Run	Basin	Lancaster	WWF, MF	None
3—Stauffer Run	Basin	Lancaster	WWF, MF	None
3—Mill Creek	Main Stem, Source to SR 1011	Lancaster	CWF, MF	None
4—Unnamed Tributary to Mill Creek From New Holland Reservoir	Basin, Source to Tailwaters of New Holland Reservoir	Lancaster	HQ-CWF, MF	None
4—Unnamed Tributary to Mill Creek From New Holland Reservoir	Basin, New Holland Reservoir	Lancaster	CWF, MF	None
4—Unnamed Tributary to Mill Creek From New Holland Reservoir	Basin, New Holland Reservoir Dam to Mouth	Lancaster	CWF, MF	None
3—Mill Creek	Basin, SR 1011 to Mouth	Lancaster	WWF, MF	None
3—Stehman Run	Basin	Lancaster	WWF, MF	None
3—Little Conestoga Creek	Basin, Source to Swarr Run	Lancaster	TSF, MF	None
4—Swarr Run	Main Stem	Lancaster	TSF, MF	None
5—Unnamed Tributaries to Swarr Run	Basins	Lancaster	CWF, MF	None
5—Millers Run	Basin	Lancaster	CWF, MF	None
3—Little Conestoga Creek	Basin, Swarr Run to West Branch	Lancaster	WWF, MF	None
4—West Branch Little Conestoga Creek	Basin	Lancaster	TSF, MF	None
3—Little Conestoga Creek	Basin, West Branch to Mouth	Lancaster	WWF, MF	None
3—Witmer Run	Basin	Lancaster	WWF, MF	None
2—Boyds Run	Basin	York	WWF, MF	None
2—Grubb Hollow	Basin	Lancaster	HQ-WWF, MF	None
2—Pequea Creek	Main Stem, Source to PA 897	Lancaster	HQ-CWF, MF	None
3—Unnamed Tributaries to Pequea Creek	Basins, Source to PA 897	Lancaster	HQ-CWF, MF	None
3—Indian Spring Run	Basin, Source to SR 10 Bridge	Chester	EV, MF	None
3—Indian Spring Run	Basin, SR 10 Bridge to Confluence of UNT 07540 at RM 1.95	Lancaster	CWF, MF	None
4—UNT 07540 at RM 1.95 to Indian Spring Run	Basin, Source to SR 10 Bridge	Chester	HQ-CWF, MF	None
4—UNT 07540 at RM 1.95 to Indian Spring Run	Basin, SR 10 Bridge to Mouth	Lancaster	CWF, MF	None
3—Indian Spring Run	Basin, UNT 07540 at RM 1.95 to Mouth	Lancaster	CWF, MF	None
2—Pequea Creek	Main Stem, PA 897 to Mouth	Lancaster	WWF, MF	None
3—Unnamed Tributaries to Pequea Creek	Basins, PA 897 to Eshleman Run	Lancaster	CWF, MF	None
3—White Horse Run	Basin	Lancaster	WWF, MF	None
3—Umbles Run	Basin	Lancaster	HQ-CWF, MF	None
3—Houston Run	Basin	Lancaster	CWF, MF	None
3—Eshleman Run	Basin	Lancaster	CWF, MF	None
3—Watson Run	Basin	Lancaster	WWF, MF	None
3—Walnut Run	Basin	Lancaster	WWF, MF	None
3—Little Beaver Creek	Basin	Lancaster	TSF, MF	None
3—Big Beaver Creek	Basin	Lancaster	TSF, MF	None
3—Huber Run	Basin	Lancaster	CWF, MF	None
3—Goods Run	Basin	Lancaster	TSF, MF	None
3—Silver Mine Run	Basin	Lancaster	TSF, MF	None
3—Climbers Run	Main Stem	Lancaster	CWF, MF	None
4—Unnamed Tributaries to Climbers Run	Basins	Lancaster	CWF, MF	None
4—Trout Run	Basin	Lancaster	HQ-CWF, MF	None
3—Unnamed Tributaries to Pequea Creek	Basins, Eshleman Run to UNT 07452	Lancaster	WWF, MF	None
3—UNT 07452 to Pequea Creek at 39° 54' 20.6" N; 76° 19' 41.8" W	Basin	Lancaster	HQ-CWF, MF	None
3—Unnamed Tributaries to Pequea Creek	Basins, UNT 07452 to UNT 07451	Lancaster	WWF, MF	None
3—UNT 07451 to Pequea Creek at 39° 54' 12.4" N; 76° 19' 43.0" W	Basin	Lancaster	CWF, MF	None
3—Unnamed Tributaries to Pequea Creek	Basins, UNT 07451 to Mouth	Lancaster	WWF, MF	None
2—Otter Creek	Main Stem, Source to Upstream Boundary of State Game Lands No. 83 (T 616)	York	CWF, MF	None
3—Unnamed Tributaries to Otter Creek	Basins, Source to Upstream Boundary of State Game Lands No. 83	York	CWF, MF	None
3—Mill Branch	Basin	York	WWF, MF	None
3—South Fork Otter Creek	Basin	York	WWF, MF	None
2—Otter Creek	Basin, Upstream Boundary State Game Lands No. 83 to Mouth	York	HQ-CWF, MF	None
2—Sawmill Run	Main Stem	York	WWF, MF	None
3—Unnamed Tributaries to Sawmill Run	Basins	York	WWF, MF	None
3—Furnace Run	Basin	York	CWF, MF	None
2—House Rock Run	Basin	Lancaster	WWF, MF	None
2—Brubaker Run	Basin	Lancaster	WWF, MF	None
2—Reed Run	Basin	Lancaster	HQ-WWF, MF	None
2—Counselman Run	Basin	York	WWF, MF	None
2—Tucquan Creek	Basin	Lancaster	HQ-CWF, MF	None
2—Duncan Run	Basin	York	WWF, MF	None
2—Oakland Run	Basin	York	CWF, MF	None
2—Kellys Run	Basin	Lancaster	WWF, MF	None
2—Tobe Run	Basin	Lancaster	WWF, MF	None
2—Anderson Run	Basin	York	WWF, MF	None
2—Muddy Run	Basin, Source to Muddy Run Dam	Lancaster	TSF, MF	None
2—Muddy Run	Basin, Muddy Run Dam to the Mouth	Lancaster	WWF, MF	None
2—Unnamed Tributaries to West Bank of Susquehanna River	Basins, Muddy Run to PA-MD State Border	York	WWF, MF	None
2—Unnamed Tributaries to East Bank of Susquehanna River	Basins, Muddy Run to PA-MD State Border	Lancaster	HQ-CWF, MF	None
2—Wissler Run	Basin	Lancaster	HQ-WWF, MF	None
2—Muddy Creek
3—North Branch Muddy Creek	Basin, Source to Rambo Run	York	CWF, MF	None
4—Rambo Run	Basin	York	EV, MF	None
3—North Branch Muddy Creek	Basin, Rambo Run to Confluence with South Branch	York	CWF, MF	None
3—South Branch Muddy Creek	Basin, Source to Confluence with North Branch	York	HQ-CWF, MF	None
2—Muddy Creek	Basin (all sections of PA), Confluence of North and South Branches to Mouth	York	TSF, MF	None
2—Fishing Creek	Basin, source to UNT 07256 (near T434 Bridge)	Lancaster	HQ-CWF, MF	None
3—UNT 07256 to Fishing Creek (RM 3.95)	Basin	Lancaster	EV, MF	None
2—Fishing Creek	Basin, UNT 07256 (near T434 Bridge) to Mouth	Lancaster	EV, MF	None
2—Robinson Run	Basin	York	WWF, MF	None
2—Peters Creek	Basin	Lancaster	HQ-WWF, MF	None
2—Haines Branch	Basin	Lancaster	HQ-WWF, MF	None
2—Michael Run	Basin (all sections in PA)	York	WWF, MF	None
1—Susquehanna River (MD)
2—Unnamed Tributaries to West Bank of Susquehanna River	Basins (all sections in PA), PA-MD State Border to Mouth	York	WWF, MF	None
2—Unnamed Tributaries to East Bank of Susquehanna River	Basins (all sections in PA) PA-MD State Border to Mouth	Lancaster	HQ-CWF, MF	None
2—Broad Creek	Basin (all sections in PA)	York	CWF, MF	None
2—Conowingo Creek	Basin, Source to SR 3005 Bridge	Lancaster	HQ-CWF, MF	None
2—Conowingo Creek	Main Stem, SR 3005 to Mouth	Lancaster	CWF, MF	None
3—Unnamed Tributaries to Conowingo Creek	Basins, (all sections in PA) SR 3005 to PA-MD State Border	Lancaster	HQ-CWF, MF	None
3—Jackson Run	Basin	Lancaster	HQ-CWF, MF	None
3—Little Conowingo Creek	Basin	Lancaster	HQ-CWF, MF	None
2—Conowingo Creek (MD)
3—Unnamed Tributaries to Conowingo Creek	Basins (all sections in PA), PA-MD State Border to Mouth	Lancaster	HQ-CWF, MF	None
2—Octoraro Creek
3—East Branch Octoraro Creek	Main Stem, Source to Confluence with West Branch	Lancaster	TSF; MF	None
4—Unnamed Tributaries to East Branch Octoraro Creek	Basins, Source to Confluence with West Branch	Chester- Lancaster	TSF; MF	None
4—Buck Run	Basin	Lancaster	TSF; MF	None
4—Valley Creek	Basin	Chester	TSF; MF	None
4—Knott Run	Basin	Lancaster	HQ-CWF; MF	None
4—Annan Run	Basin	Lancaster	HQ-CWF; MF	None
4—Knight Run	Basin	Chester	TSF; MF	None
4—Ball Run	Basin	Lancaster	TSF; MF	None
4—Bells Run	Basin	Lancaster	TSF; MF	None
4—Muddy Run	Basin	Chester	TSF; MF	None
4—Coopers Run	Basin	Lancaster	TSF; MF	None
4—Leech Run	Basin	Chester	TSF; MF	None
3—West Branch Octoraro Creek	Basin, Source to Confluence with East Branch	Lancaster	HQ-CWF; MF	None
2—Octoraro Creek	Main Stem, Confluence of East and West Branches to PA-MD State Border	Lancaster-Chester	WWF, MF	None
3—Unnamed Tributaries to Octoraro Creek	Basins, (all sections in PA) Confluence of East and West Branches to UNT 07001 at 39° 44' 1.7" N; 76° 5' 32.9" W	Lancaster-Chester	TSF, MF	None
3—Tweed Creek	Basin	Chester	TSF, MF	None
3—McCreary Run	Basin	Lancaster	HQ-TSF, MF	None
3—Blackburn Run	Basin	Chester	TSF, MF	None
3—Black Run	Basin, Source to UNT 07006 at 39° 44' 25.5" N; 76° 3' 15.9" W	Chester	EV, MF	None
4—UNT 07006	Basin	Chester	TSF, MF	None
3—Black Run	Basin, UNT 07006 to Mouth	Chester	TSF, MF	None
3—Hog Run	Basin	Chester	TSF, MF	None
3—UNT 07001 to Octoraro Creek at 39° 44' 1.7" N; 76° 5' 32.9" W	Basin	Chester	EV, MF	None
3—Unnamed Tributaries to Octoraro Creek	Basins, UNT 07001 to PA-MD State Border	Lancaster-Chester	TSF, MF	None
3—Reynolds Run	Basin	Lancaster	HQ-TSF, MF	None
2—Octoraro Creek (MD)
3—Unnamed Tributaries to Octoraro Creek	Basins (all sections in PA), PA-MD State Border to Mouth	Chester	TSF, MF	None
3—Stone Run	Basin (all sections in PA)	Chester	TSF, MF	None
2—Deer Creek	Basin (all sections in PA), Source to Ebaughs Creek	York	CWF, MF	None
3—Ebaughs Creek	Basin (all sections in PA)	York	CWF, MF	Delete Mercury Human Health = 0.05 µg/L Add Methylmercury Human Health = 0.00004 µg/L
2—Deer Creek	Basin (all sections in PA), Ebaughs Creek to Mouth	York	CWF, MF	None
1—Chesapeake Bay (MD)
2—Gunpowder Falls	Basin, source to Little Falls (all sections in PA)	York	WWF, MF	None
3—Little Falls	Basin, (all sections in PA)	York	CWF, MF	None
2—Northeast Creek	Main Stem, Source to PA-MD State Border	Chester	WWF, MF	None
3—Unnamed Tributaries to Northeast Creek	Basins, Source to PA-MD State Border	Chester	TSF, MF	None
2—Northeast Creek (MD)
3—Unnamed Tributaries to Northeast Creek	Basins, (all sections in PA), PA-MD State Border to Mouth	Chester	TSF, MF	None
3—Little Northeast Creek	Basin (all sections in PA)	Chester	TSF, MF	None
2—Elk River (MD)
3—Big Elk Creek	Basin (all sections in PA)	Chester	HQ-TSF, MF	None
3—Little Elk Creek	Main Stem, Source to PA-MD State Border	Chester	HQ-TSF, MF	None
4—Unnamed Tributaries to Little Elk Creek	Basins (all sections in PA), Source to PA-MD State Border	Chester	HQ-TSF, MF	None
4—Jordan Run	Basin	Chester	EV, MF	None
4—Barren Brook	Basin	Chester	EV, MF	None
3—Little Elk Creek (MD)
4—Unnamed Tributaries to Little Elk Creek	Basins (all sections in PA), PA-MD State Border to Mouth	Chester	TSF, MF	None

Authority

The provisions of this § 93.9o amended under sections 5(b)(1) and 402 of The Clean Streams Law (35 P.S. § § 691.5(b)(1) and 691.402); and section 1920-A of The Administrative Code of 1929 (71 P.S. § 510-20).

Source

The provisions of this § 93.9o adopted March 6, 1992, effective March 7, 1992, 22 Pa.B. 1037; amended July 17, 1992, effective July 18, 1992, 22 Pa.B. 3741; amended November 19, 1993, effective November 20, 1993, 23 Pa.B. 5529; amended September 22, 1995, effective September 23, 1995, 25 Pa.B. 3971; amended June 27, 1997, effective June 28, 1997, 27 Pa.B. 3050; amended October 10, 1997, effective October 11, 1997, 27 Pa.B. 5247; amended September 4, 1998, effective September 5, 1998, 28 Pa.B. 4510; amended November 17, 2000, effective November 18, 2000, 30 Pa.B. 6059; amended September 27, 2002, effective September 28, 2002, 32 Pa.B. 4695; amended October 31, 2003, effective November 1, 2003, 33 Pa.B. 5418 and 5420; amended November 12, 2004, effective November 13, 2004, 34 Pa.B. 6133; amended February 11, 2005, effective February 12, 2005, 35 Pa.B. 1197; amended January 5, 2007, effective January 6, 2007, 37 Pa.B.11; amended August 8, 2008, effective August 9, 2008, 38 Pa.B. 4364; amended May 15, 2009, effective May 16, 2009, 39 Pa.B. 2523; amended September 2, 2011, effective September 3, 2011, 41 Pa.B. 4754; amended July 19, 2013, effective July 20, 2013, 43 Pa.B. 4080; amended November 17, 2017, effective November 18, 2017, 47 Pa.B. 7029; amended July 10, 2020, effective July 11, 2020, 50 Pa.B. 3426; amended June 23, 2023, effective June 24 2023, 53 Pa.B. 3311; amended August 8, 2025, effective August 9, 2025, 55 Pa.B. 5658. Immediately preceding text appears at serial pages (405231) to (405232), (401963) to (401966), (414401) to (414404), (401971) to (401978) and (414405) to (414406).

Cross References

This section cited in 25 Pa. Code § 16.51 (relating to table); 25 Pa. Code § 93.1 (relating to definitions); 25 Pa. Code § 93.4 (relating to Statewide water uses); 25 Pa. Code § 93.7 (relating to specific water quality criteria); and 25 Pa. Code § 93.9 (relating to designated water uses and water quality criteria).