Warrior Met Coal Mining, LLC — NPDES permit AL0074349: limits, due date and EPA's record

NPDES permit AL0074349 · Minor NON-POTW · administratively continued, expires 2022-07-31 · EPA's file as of 2026-09-19

This permit expired on 2022-07-31 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 28 days after each monitoring period ends (the most common figure among AL permits in EPA's filings — check your permit).

Limits in force (320)

Outfall	Parameter	Statistic	Limit	Months
001	Specific conductance	MO AVG	report only	all year
001	Specific conductance	MO AVG	report only	all year
001	Specific conductance	DAILY MX	report only	all year
001	Specific conductance	DAILY MX	report only	all year
001	Specific conductance	MO AVG	report only	all year
001	Specific conductance	MO AVG	report only	all year
001	Specific conductance	DAILY MX	report only	all year
001	Specific conductance	DAILY MX	report only	all year
001	Sulfate [as S]	MO AVG	report only	all year
001	Sulfate [as S]	MO AVG	report only	all year
001	Sulfate [as S]	DAILY MX	report only	all year
001	Sulfate [as S]	DAILY MX	report only	all year
001	Sulfate [as S]	MO AVG	report only	all year
001	Sulfate [as S]	MO AVG	report only	all year
001	Sulfate [as S]	DAILY MX	report only	all year
001	Sulfate [as S]	DAILY MX	report only	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MX	<= 8.5 SU	all year
001	pH	DAILY MX	<= 8.5 SU	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MX	<= 10.5 SU	all year
001	pH	DAILY MX	<= 10.5 SU	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MN	>= 6 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	pH	DAILY MX	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 35 mg/L	all year
001	Solids, total suspended	MO AVG	<= 35 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
001	Solids, settleable	DAILY MX	<= .5 mL/L	all year
001	Solids, settleable	DAILY MX	<= .5 mL/L	all year
001	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
001	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
001	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
001	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
001	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
001	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
001	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
001	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
001	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
001	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
001	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
001	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
001	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
001	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
001	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
001	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
001	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
001	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
001	Aluminum, total [as Al]	MO AVG	report only	all year
001	Aluminum, total [as Al]	MO AVG	report only	all year
001	Aluminum, total [as Al]	DAILY MX	report only	all year
001	Aluminum, total [as Al]	DAILY MX	report only	all year
001	Aluminum, total [as Al]	MO AVG	report only	all year
001	Aluminum, total [as Al]	MO AVG	report only	all year
001	Aluminum, total [as Al]	DAILY MX	report only	all year
001	Aluminum, total [as Al]	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	4A	report only	all year
001	Flow, in conduit or thru treatment plant	4A	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
001	Toxicity [chronic], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
001	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
001	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
001	Solids, total dissolved [TDS]	MO AVG	report only	all year
001	Solids, total dissolved [TDS]	DAILY MX	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	Specific conductance	DAILY MX	report only	all year
002	Specific conductance	DAILY MX	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	Specific conductance	DAILY MX	report only	all year
002	Specific conductance	DAILY MX	report only	all year
002	Sulfate [as S]	MO AVG	report only	all year
002	Sulfate [as S]	MO AVG	report only	all year
002	Sulfate [as S]	DAILY MX	report only	all year
002	Sulfate [as S]	DAILY MX	report only	all year
002	Sulfate [as S]	MO AVG	report only	all year
002	Sulfate [as S]	MO AVG	report only	all year
002	Sulfate [as S]	DAILY MX	report only	all year
002	Sulfate [as S]	DAILY MX	report only	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 8.5 SU	all year
002	pH	DAILY MX	<= 8.5 SU	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 10.5 SU	all year
002	pH	DAILY MX	<= 10.5 SU	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 9 SU	all year
002	pH	DAILY MX	<= 9 SU	all year
002	Solids, total suspended	MO AVG	<= 35 mg/L	all year
002	Solids, total suspended	MO AVG	<= 35 mg/L	all year
002	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
002	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
002	Solids, settleable	DAILY MX	<= .5 mL/L	all year
002	Solids, settleable	DAILY MX	<= .5 mL/L	all year
002	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
002	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
002	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
002	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
002	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
002	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
002	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
002	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
002	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
002	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
002	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
002	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
002	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
002	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
002	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
002	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
002	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
002	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
002	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
002	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
002	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
002	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
002	Aluminum, total [as Al]	MO AVG	report only	all year
002	Aluminum, total [as Al]	MO AVG	report only	all year
002	Aluminum, total [as Al]	DAILY MX	report only	all year
002	Aluminum, total [as Al]	DAILY MX	report only	all year
002	Aluminum, total [as Al]	MO AVG	report only	all year
002	Aluminum, total [as Al]	MO AVG	report only	all year
002	Aluminum, total [as Al]	DAILY MX	report only	all year
002	Aluminum, total [as Al]	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	4A	report only	all year
002	Flow, in conduit or thru treatment plant	4A	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
002	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
002	Toxicity [chronic], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
002	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
002	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
002	Solids, total dissolved [TDS]	MO AVG	report only	all year
002	Solids, total dissolved [TDS]	DAILY MX	report only	all year
003	Specific conductance	MO AVG	report only	all year
003	Specific conductance	MO AVG	report only	all year
003	Specific conductance	DAILY MX	report only	all year
003	Specific conductance	DAILY MX	report only	all year
003	Specific conductance	MO AVG	report only	all year
003	Specific conductance	MO AVG	report only	all year
003	Specific conductance	DAILY MX	report only	all year
003	Specific conductance	DAILY MX	report only	all year
003	Sulfate [as S]	MO AVG	report only	all year
003	Sulfate [as S]	MO AVG	report only	all year
003	Sulfate [as S]	DAILY MX	report only	all year
003	Sulfate [as S]	DAILY MX	report only	all year
003	Sulfate [as S]	MO AVG	report only	all year
003	Sulfate [as S]	MO AVG	report only	all year
003	Sulfate [as S]	DAILY MX	report only	all year
003	Sulfate [as S]	DAILY MX	report only	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MX	<= 8.5 SU	all year
003	pH	DAILY MX	<= 8.5 SU	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MX	<= 10.5 SU	all year
003	pH	DAILY MX	<= 10.5 SU	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MN	>= 6 SU	all year
003	pH	DAILY MX	<= 9 SU	all year
003	pH	DAILY MX	<= 9 SU	all year
003	Solids, total suspended	MO AVG	<= 35 mg/L	all year
003	Solids, total suspended	MO AVG	<= 35 mg/L	all year
003	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
003	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
003	Solids, settleable	DAILY MX	<= .5 mL/L	all year
003	Solids, settleable	DAILY MX	<= .5 mL/L	all year
003	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
003	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
003	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
003	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
003	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
003	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
003	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
003	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
003	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
003	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
003	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
003	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
003	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
003	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
003	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
003	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
003	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
003	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
003	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
003	Aluminum, total [as Al]	MO AVG	report only	all year
003	Aluminum, total [as Al]	MO AVG	report only	all year
003	Aluminum, total [as Al]	DAILY MX	report only	all year
003	Aluminum, total [as Al]	DAILY MX	report only	all year
003	Aluminum, total [as Al]	MO AVG	report only	all year
003	Aluminum, total [as Al]	MO AVG	report only	all year
003	Aluminum, total [as Al]	DAILY MX	report only	all year
003	Aluminum, total [as Al]	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	4A	report only	all year
003	Flow, in conduit or thru treatment plant	4A	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
003	Toxicity [chronic], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
003	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
003	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
003	Solids, total dissolved [TDS]	MO AVG	report only	all year
003	Solids, total dissolved [TDS]	DAILY MX	report only	all year
004	Specific conductance	MO AVG	report only	all year
004	Specific conductance	MO AVG	report only	all year
004	Specific conductance	DAILY MX	report only	all year
004	Specific conductance	DAILY MX	report only	all year
004	Specific conductance	MO AVG	report only	all year
004	Specific conductance	MO AVG	report only	all year
004	Specific conductance	DAILY MX	report only	all year
004	Specific conductance	DAILY MX	report only	all year
004	Sulfate [as S]	MO AVG	report only	all year
004	Sulfate [as S]	MO AVG	report only	all year
004	Sulfate [as S]	DAILY MX	report only	all year
004	Sulfate [as S]	DAILY MX	report only	all year
004	Sulfate [as S]	MO AVG	report only	all year
004	Sulfate [as S]	MO AVG	report only	all year
004	Sulfate [as S]	DAILY MX	report only	all year
004	Sulfate [as S]	DAILY MX	report only	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MX	<= 8.5 SU	all year
004	pH	DAILY MX	<= 8.5 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MX	<= 10.5 SU	all year
004	pH	DAILY MX	<= 10.5 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MN	>= 6 SU	all year
004	pH	DAILY MX	<= 9 SU	all year
004	pH	DAILY MX	<= 9 SU	all year
004	Solids, total suspended	MO AVG	<= 35 mg/L	all year
004	Solids, total suspended	MO AVG	<= 35 mg/L	all year
004	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
004	Solids, total suspended	DAILY MX	<= 70 mg/L	all year
004	Solids, settleable	DAILY MX	<= .5 mL/L	all year
004	Solids, settleable	DAILY MX	<= .5 mL/L	all year
004	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
004	Cadmium, dissolved [as Cd]	MO AVG	<= .269 ug/L	all year
004	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
004	Cadmium, dissolved [as Cd]	DAILY MX	<= 2.27 ug/L	all year
004	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
004	Cadmium, dissolved [as Cd]	MO AVG	report only	all year
004	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
004	Cadmium, dissolved [as Cd]	DAILY MX	report only	all year
004	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
004	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
004	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
004	Iron, total [as Fe]	MO AVG	<= 3 mg/L	all year
004	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
004	Iron, total [as Fe]	DAILY MX	<= 6 mg/L	all year
004	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
004	Iron, total [as Fe]	4A	<= 3.45 mg/L	all year
004	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
004	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
004	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
004	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
004	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
004	Manganese, total [as Mn]	DAILY MX	<= 4 mg/L	all year
004	Aluminum, total [as Al]	MO AVG	report only	all year
004	Aluminum, total [as Al]	MO AVG	report only	all year
004	Aluminum, total [as Al]	DAILY MX	report only	all year
004	Aluminum, total [as Al]	DAILY MX	report only	all year
004	Aluminum, total [as Al]	MO AVG	report only	all year
004	Aluminum, total [as Al]	MO AVG	report only	all year
004	Aluminum, total [as Al]	DAILY MX	report only	all year
004	Aluminum, total [as Al]	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	4A	report only	all year
004	Flow, in conduit or thru treatment plant	4A	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
004	Toxicity [acute], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
004	Toxicity [chronic], Ceriodaphnia dubia	DAILY MX	<= 0 pass=0;fail=1	all year
004	Toxicity [acute], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
004	Toxicity [chronic], Pimephales promelas [Fathead Minnow]	DAILY MX	<= 0 pass=0;fail=1	all year
004	Solids, total dissolved [TDS]	MO AVG	report only	all year
004	Solids, total dissolved [TDS]	DAILY MX	report only	all year