CHEVRON USA INC, dba CHEVRON PRODUCTS COMPANY — NPDES permit MS0039934: limits, due date and EPA's record

NPDES permit MS0039934 · Minor NON-POTW · effective, expires 2029-07-31 · EPA's file as of 2026-09-19

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

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 (10)

Outfall	Parameter	Statistic	Limit	Months
002	pH	MINIMUM	>= 6 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Oil & Grease	QRTR AVG	<= 10 mg/L	all year
002	Oil & Grease	QB	<= 15 mg/L	all year
002	Benzene, ethylbenzene, toluene, xylene combination	QRTR AVG	<= .75 mg/L	all year
002	Benzene, ethylbenzene, toluene, xylene combination	QB	<= 1.125 mg/L	all year
002	Benzene	QRTR AVG	<= .05 mg/L	all year
002	Benzene	QB	<= .075 mg/L	all year
002	Flow, in conduit or thru treatment plant	QRTR AVG	report only	all year
002	Flow, in conduit or thru treatment plant	QB	report only	all year