For purposes of this part, the following definitions apply:

1. (a) “Community water system” has the same meaning as defined in Section 116275 of the Health and Safety Code.
2. (b) “County Drought Advisory Group” means the group created by the department to implement Chapter 10 (commencing with Section 10609.40) of Part 2.55.
3. (c) “Department” means the Department of Water Resources.
4. (d) “Domestic well” has the same meaning as defined in Section 116681 of the Health and Safety Code.
5. (e) “Groundwater sustainability agency” has the same meaning as defined in Section 10721.
6. (f) “Nontransient noncommunity water system” has the same meaning as defined in Section 116275 of the Health and Safety Code.
7. (g) “Public water system” has the same meaning as defined in Section 116275 of the Health and Safety Code.
8. (h) “Risk vulnerability tool” means the tool created by the department to implement Chapter 10 (commencing with Section 10609.40) of Part 2.55.
9. (i) “Rural community” means a community with fewer than 15 service connections, or regularly serving less than 25 individuals daily at least 60 days out of the year.
10. (j) “Small water supplier” means a community water system serving 15 to 2,999 service connections, inclusive, and that provides less than 3,000 acre-feet of water annually.
11. (k) “State board” means the State Water Resources Control Board.
12. (l) “State small water system” has the same meaning as defined in Section 116275 of the Health and Safety Code.