Authority: IC 13-14-1-5; IC 13-14-8; IC 13-14-9; IC 13-18-4-1

Affected: IC 13-18-3

Sec. 5. (a) A CSO community shall provide notification to:

1. (1) affected public;
2. (2) other persons within the CSO community who request to be notified in response to the public notice required by section 6(a)(1) of this rule; and
3. (3) local health departments and drinking water suppliers having surface water intakes located within ten (10) river miles downstream of each CSO outfall experiencing or about to experience a CSO discharge.

(b) The notification must be appropriately worded to explain the nature of the potential health effects of a CSO discharge and steps that affected persons can take to avoid exposure.

(c) Unless specifically required in this rule, a CSO community is not responsible for confirming that the intended recipients of the notification required by subsection (a) received the notification.

(d) Notification must be provided whenever information from a reliable source indicates that:

1. (1) a discharge or discharges from one (1) or more combined sewer overflow outfalls is occurring; or
2. (2) a discharge or discharges from one (1) or more combined sewer overflow outfalls is imminent based on predicted or actual precipitation or a related event.

(e) If a CSO discharge occurred and notification was not provided according to subsection (d), the CSO community shall report this fact on the monthly report required according to section 7(a) of this rule.

(Water Pollution Control Division; 327 IAC 5-2.1-5; filed Apr 9, 2003, 2:55 p.m.: 26 IR 2614; readopted filed Sep 17, 2009, 3:49 p.m.: 20091014-IR-327090595BFA; readopted filed Oct 20, 2015, 8:41 a.m.: 20151118-IR-327150285BFA; readopted filed May 18, 2021, 1:04 p.m.: 20210609-IR-327210118BFA; readopted filed Oct 18, 2024, 1:57 p.m.: 20241113-IR-327230810RFA)