Chatham Water Utility, LLC — NPDES permit GA0030104: limits, due date and EPA's record

NPDES permit GA0030104 · Minor NON-POTW · effective, expires 2029-04-30 · EPA's file as of 2026-09-19

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

Last period with anything received: 2026-07-31. Most often over: E. coli (4), BOD, 5-day, 20 deg. C (3), Flow, in conduit or thru treatment plant (2).

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among GA permits in EPA's filings — check your permit).

Limits in force (24)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen, dissolved [DO]	MO AVG	report only	all year
001	BOD, 5-day, 20 deg. C	MO AVG	<= 30 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 45 mg/L	all year
001	BOD, 5-day, 20 deg. C	MO AVG	report only	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	report only	all year
001	pH	MINIMUM	>= 6 SU	all year
001	pH	MAXIMUM	<= 8.5 SU	all year
001	Solids, total suspended	MO AVG	<= 90 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 120 mg/L	all year
001	Solids, total suspended	MO AVG	report only	all year
001	Solids, total suspended	DAILY MX	report only	all year
001	Nitrogen, total [as N]	MO AVG	report only	all year
001	Nitrogen, organic total [as N]	MO AVG	report only	all year
001	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
001	Nitrogen, Kjeldahl, total [as N]	MO AVG	report only	all year
001	Nitrite + Nitrate total [as N]	MO AVG	report only	all year
001	Phosphorus, total [as P]	MO AVG	report only	all year
001	Phosphate, ortho [as P]	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	<= .1 MGD	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	<= .13 MGD	all year
001	Chlorine, total residual	MAXIMUM	<= .01 mg/L	all year
001	E. coli	MOAV GEO	<= 126 #/100mL	all year
001	E. coli	DAILY MX	<= 410 #/100mL	all year
001	Solids, sludge, total, dry weight	MO TOTAL	report only	all year