Covia Clay LLC — NPDES permit GA0037257: limits, due date and EPA's record

NPDES permit GA0037257 · Minor NON-POTW · administratively continued, expires 2022-09-30 · EPA's file as of 2026-09-19

This permit expired on 2022-09-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (96)

Outfall	Parameter	Statistic	Limit	Months
001	Turbidity	DAILY AV	<= 50 NTU	all year
001	Turbidity	DAILY MX	<= 75 NTU	all year
001	pH	MINIMUM	>= 6 SU	all year
001	pH	MAXIMUM	<= 8.5 SU	all year
001	Solids, total suspended	DAILY AV	<= 46 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 69 mg/L	all year
001	Oil & Grease	DAILY AV	<= 10 mg/L	all year
001	Oil & Grease	DAILY MX	<= 15 mg/L	all year
001	Phosphorus, total [as P]	DAILY AV	report only	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY AV	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Turbidity	DAILY AV	<= 50 NTU	all year
002	Turbidity	DAILY MX	<= 75 NTU	all year
002	pH	MINIMUM	>= 6 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Solids, total suspended	DAILY AV	<= 46 mg/L	all year
002	Solids, total suspended	DAILY MX	<= 69 mg/L	all year
002	Oil & Grease	DAILY AV	<= 10 mg/L	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	all year
002	Phosphorus, total [as P]	DAILY AV	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Cadmium, total [as Cd]	DAILY AV	report only	all year
002	Cadmium, total [as Cd]	DAILY MX	report only	all year
002	Cadmium, total [as Cd]	DAILY AV	report only	all year
002	Cadmium, total [as Cd]	DAILY MX	report only	all year
002	Copper, total [as Cu]	DAILY AV	report only	all year
002	Copper, total [as Cu]	DAILY MX	report only	all year
002	Copper, total [as Cu]	DAILY AV	report only	all year
002	Copper, total [as Cu]	DAILY MX	report only	all year
002	Zinc, total [as Zn]	DAILY AV	report only	all year
002	Zinc, total [as Zn]	DAILY MX	report only	all year
002	Zinc, total [as Zn]	DAILY AV	report only	all year
002	Zinc, total [as Zn]	DAILY MX	report only	all year
002	Selenium, total [as Se]	DAILY AV	report only	all year
002	Selenium, total [as Se]	DAILY MX	report only	all year
002	Selenium, total [as Se]	DAILY AV	report only	all year
002	Selenium, total [as Se]	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY AV	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Turbidity	DAILY AV	<= 50 NTU	all year
003	Turbidity	DAILY MX	<= 75 NTU	all year
003	pH	MINIMUM	>= 6 SU	all year
003	pH	MAXIMUM	<= 8.5 SU	all year
003	Solids, total suspended	DAILY AV	<= 46 mg/L	all year
003	Solids, total suspended	DAILY MX	<= 69 mg/L	all year
003	Oil & Grease	DAILY AV	<= 10 mg/L	all year
003	Oil & Grease	DAILY MX	<= 15 mg/L	all year
003	Phosphorus, total [as P]	DAILY AV	report only	all year
003	Phosphorus, total [as P]	DAILY MX	report only	all year
003	Cadmium, total [as Cd]	DAILY AV	report only	all year
003	Cadmium, total [as Cd]	DAILY MX	report only	all year
003	Cadmium, total [as Cd]	DAILY AV	report only	all year
003	Cadmium, total [as Cd]	DAILY MX	report only	all year
003	Copper, total [as Cu]	DAILY AV	report only	all year
003	Copper, total [as Cu]	DAILY MX	report only	all year
003	Copper, total [as Cu]	DAILY AV	report only	all year
003	Copper, total [as Cu]	DAILY MX	report only	all year
003	Zinc, total [as Zn]	DAILY AV	report only	all year
003	Zinc, total [as Zn]	DAILY MX	report only	all year
003	Zinc, total [as Zn]	DAILY AV	report only	all year
003	Zinc, total [as Zn]	DAILY MX	report only	all year
003	Selenium, total [as Se]	DAILY AV	report only	all year
003	Selenium, total [as Se]	DAILY MX	report only	all year
003	Selenium, total [as Se]	DAILY AV	report only	all year
003	Selenium, total [as Se]	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY AV	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
006	Turbidity	DAILY AV	<= 50 NTU	all year
006	Turbidity	DAILY MX	<= 75 NTU	all year
006	pH	MINIMUM	>= 6 SU	all year
006	pH	MAXIMUM	<= 8.5 SU	all year
006	Solids, total suspended	DAILY AV	<= 46 mg/L	all year
006	Solids, total suspended	DAILY MX	<= 69 mg/L	all year
006	Oil & Grease	DAILY AV	<= 10 mg/L	all year
006	Oil & Grease	DAILY MX	<= 15 mg/L	all year
006	Phosphorus, total [as P]	DAILY AV	report only	all year
006	Phosphorus, total [as P]	DAILY MX	report only	all year
006	Cadmium, total [as Cd]	DAILY AV	report only	all year
006	Cadmium, total [as Cd]	DAILY MX	report only	all year
006	Cadmium, total [as Cd]	DAILY AV	report only	all year
006	Cadmium, total [as Cd]	DAILY MX	report only	all year
006	Copper, total [as Cu]	DAILY AV	report only	all year
006	Copper, total [as Cu]	DAILY MX	report only	all year
006	Copper, total [as Cu]	DAILY AV	report only	all year
006	Copper, total [as Cu]	DAILY MX	report only	all year
006	Zinc, total [as Zn]	DAILY AV	report only	all year
006	Zinc, total [as Zn]	DAILY MX	report only	all year
006	Zinc, total [as Zn]	DAILY AV	report only	all year
006	Zinc, total [as Zn]	DAILY MX	report only	all year
006	Selenium, total [as Se]	DAILY AV	report only	all year
006	Selenium, total [as Se]	DAILY MX	report only	all year
006	Selenium, total [as Se]	DAILY AV	report only	all year
006	Selenium, total [as Se]	DAILY MX	report only	all year
006	Flow, in conduit or thru treatment plant	DAILY AV	report only	all year
006	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year