Rock Creek Environmental Company Inc — NPDES permit NC0062294: limits, due date and EPA's record

NPDES permit NC0062294 · Minor NON-POTW · effective, expires 2027-06-30 · EPA's file as of 2026-09-19

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-06-30. Most often over: BOD, 5-day, 20 deg. C (4), pH (3).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (19)

Outfall	Parameter	Statistic	Limit	Months
001	Temperature, water deg. centigrade	DAILY MX	report only	all year
001	Temperature, water deg. centigrade	DAILY MX	report only	all year
001	Temperature, water deg. centigrade	DAILY MX	report only	all year
001	Oxygen, dissolved [DO]	DAILY MN	>= 5 mg/L	all year
001	Oxygen, dissolved [DO]	DAILY MX	report only	all year
001	Oxygen, dissolved [DO]	DAILY MX	report only	all year
001	BOD, 5-day, 20 deg. C	30DA AVG	<= 30 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 45 mg/L	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	Solids, total suspended	30DA AVG	<= 90 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 135 mg/L	all year
001	Nitrogen, ammonia total [as N]	30DA AVG	<= 17.2 mg/L	Apr, May, Jun, Jul, Aug, Sep, Oct
001	Nitrogen, ammonia total [as N]	DAILY MX	<= 35 mg/L	Apr, May, Jun, Jul, Aug, Sep, Oct
001	Nitrogen, ammonia total [as N]	DAILY MX	report only	Jan, Feb, Mar, Nov, Dec
001	Coliform, fecal MF, MFC broth, 44.5 C	MO GEOMN	<= 200 #/100mL	all year
001	Coliform, fecal MF, MFC broth, 44.5 C	DAILY MX	<= 400 #/100mL	all year
001	Flow, in conduit or thru treatment plant	30DA AVG	<= .1152 MGD	all year
001	Chlorine, total residual	DAILY MX	<= 28 ug/L	all year