LAUREL RUN MINING COMPANY LLC — NPDES permit WV0093556: limits, due date and EPA's record

NPDES permit WV0093556 · Minor NON-POTW · effective, expires 2028-01-19 · EPA's file as of 2026-09-19

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

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among WV permits in EPA's filings — check your permit).

Limits in force (254)

Outfall	Parameter	Statistic	Limit	Months
001	Flow rate	MO AVG	report only	all year
001	Flow rate	MO MAX	report only	all year
001	Specific conductance	MO MIN	report only	all year
001	Specific conductance	MO AVG	report only	all year
001	Specific conductance	MO MAX	report only	all year
001	pH	MO MIN	>= 6 SU	all year
001	pH	MO MAX	<= 9 SU	all year
001	Solids, total suspended	MO MIN	report only	all year
001	Solids, total suspended	MO AVG	<= 35 mg/L	all year
001	Solids, total suspended	MO MAX	<= 70 mg/L	all year
001	Solids, settleable	MO MIN	report only	all year
001	Solids, settleable	MO AVG	report only	all year
001	Solids, settleable	MO MAX	<= .5 mL/L	all year
001	Sulfate, total [as SO4]	MO MIN	report only	all year
001	Sulfate, total [as SO4]	MO AVG	report only	all year
001	Sulfate, total [as SO4]	MO MAX	report only	all year
001	Beryllium, total recoverable [as Be]	MO MIN	report only	all year
001	Beryllium, total recoverable [as Be]	MO AVG	report only	all year
001	Beryllium, total recoverable [as Be]	MO MAX	report only	all year
001	Iron, total [as Fe]	MO MIN	report only	all year
001	Iron, total [as Fe]	MO AVG	<= 1.61 mg/L	all year
001	Iron, total [as Fe]	MO MAX	<= 2.79 mg/L	all year
001	Manganese, total [as Mn]	MO MIN	report only	all year
001	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
001	Manganese, total [as Mn]	MO MAX	<= 4 mg/L	all year
001	Aluminum, total [as Al]	MO MIN	report only	all year
001	Aluminum, total [as Al]	MO AVG	<= 2.48 mg/L	all year
001	Aluminum, total [as Al]	MO MAX	<= 4.3 mg/L	all year
001	Aluminum, dissolved [as Al]	MO MIN	report only	all year
001	Aluminum, dissolved [as Al]	MO AVG	report only	all year
001	Aluminum, dissolved [as Al]	MO MAX	report only	all year
001	Solids, total dissolved	MO MIN	report only	all year
001	Solids, total dissolved	MO AVG	report only	all year
001	Solids, total dissolved	MO MAX	report only	all year
004	Flow rate	MO AVG	report only	all year
004	Flow rate	MO MAX	report only	all year
004	Specific conductance	MO MIN	report only	all year
004	Specific conductance	MO AVG	report only	all year
004	Specific conductance	MO MAX	report only	all year
004	pH	MO MIN	>= 6 SU	all year
004	pH	MO MAX	<= 9 SU	all year
004	Solids, total suspended	MO MIN	report only	all year
004	Solids, total suspended	MO AVG	<= 35 mg/L	all year
004	Solids, total suspended	MO MAX	<= 70 mg/L	all year
004	Solids, settleable	MO MIN	report only	all year
004	Solids, settleable	MO AVG	report only	all year
004	Solids, settleable	MO MAX	<= .5 mL/L	all year
004	Hardness, total [as CaCO3]	MO MIN	report only	all year
004	Hardness, total [as CaCO3]	MO AVG	report only	all year
004	Hardness, total [as CaCO3]	MO MAX	report only	all year
004	Sulfate, total [as SO4]	MO MIN	report only	all year
004	Sulfate, total [as SO4]	MO AVG	report only	all year
004	Sulfate, total [as SO4]	MO MAX	report only	all year
004	Cadmium, total [as Cd]	MO MIN	report only	all year
004	Cadmium, total [as Cd]	MO AVG	report only	all year
004	Cadmium, total [as Cd]	MO MAX	report only	all year
004	Iron, total [as Fe]	MO MIN	report only	all year
004	Iron, total [as Fe]	MO AVG	<= 2.28 mg/L	all year
004	Iron, total [as Fe]	MO MAX	<= 3.94 mg/L	all year
004	Manganese, total [as Mn]	MO MIN	report only	all year
004	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
004	Manganese, total [as Mn]	MO MAX	<= 4 mg/L	all year
004	Aluminum, total [as Al]	MO MIN	report only	all year
004	Aluminum, total [as Al]	MO AVG	<= .62 mg/L	all year
004	Aluminum, total [as Al]	MO MAX	<= 1.08 mg/L	all year
004	Aluminum, dissolved [as Al]	MO MIN	report only	all year
004	Aluminum, dissolved [as Al]	MO AVG	report only	all year
004	Aluminum, dissolved [as Al]	MO MAX	report only	all year
004	Solids, total dissolved	MO MIN	report only	all year
004	Solids, total dissolved	MO AVG	report only	all year
004	Solids, total dissolved	MO MAX	report only	all year
006	Flow rate	MO AVG	report only	all year
006	Flow rate	MO MAX	report only	all year
006	Specific conductance	MO MIN	report only	all year
006	Specific conductance	MO AVG	report only	all year
006	Specific conductance	MO MAX	report only	all year
006	pH	MO MIN	>= 6 SU	all year
006	pH	MO MAX	<= 9 SU	all year
006	Solids, total suspended	MO MIN	report only	all year
006	Solids, total suspended	MO AVG	<= 35 mg/L	all year
006	Solids, total suspended	MO MAX	<= 70 mg/L	all year
006	Solids, settleable	MO MIN	report only	all year
006	Solids, settleable	MO AVG	report only	all year
006	Solids, settleable	MO MAX	<= .5 mL/L	all year
006	Sulfate, total [as SO4]	MO MIN	report only	all year
006	Sulfate, total [as SO4]	MO AVG	report only	all year
006	Sulfate, total [as SO4]	MO MAX	report only	all year
006	Iron, total [as Fe]	MO MIN	report only	all year
006	Iron, total [as Fe]	MO AVG	<= 2.28 mg/L	all year
006	Iron, total [as Fe]	MO MAX	<= 3.94 mg/L	all year
006	Manganese, total [as Mn]	MO MIN	report only	all year
006	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
006	Manganese, total [as Mn]	MO MAX	<= 4 mg/L	all year
006	Aluminum, total [as Al]	MO MIN	report only	all year
006	Aluminum, total [as Al]	MO AVG	<= .62 mg/L	all year
006	Aluminum, total [as Al]	MO MAX	<= 1.08 mg/L	all year
006	Aluminum, dissolved [as Al]	MO MIN	report only	all year
006	Aluminum, dissolved [as Al]	MO AVG	report only	all year
006	Aluminum, dissolved [as Al]	MO MAX	report only	all year
006	Solids, total dissolved	MO MIN	report only	all year
006	Solids, total dissolved	MO AVG	report only	all year
006	Solids, total dissolved	MO MAX	report only	all year
D-SR-2	Stream flow, instantaneous	MO AVG	report only	all year
D-SR-2	Stream flow, instantaneous	MO MAX	report only	all year
D-SR-2	Specific conductance	MO MIN	report only	all year
D-SR-2	Specific conductance	MO AVG	report only	all year
D-SR-2	Specific conductance	MO MAX	report only	all year
D-SR-2	pH	MO MIN	report only	all year
D-SR-2	pH	MO MAX	report only	all year
D-SR-2	Sulfate, total [as SO4]	MO MIN	report only	all year
D-SR-2	Sulfate, total [as SO4]	MO AVG	report only	all year
D-SR-2	Sulfate, total [as SO4]	MO MAX	report only	all year
D-SR-2	Beryllium, total recoverable [as Be]	MO MIN	report only	all year
D-SR-2	Beryllium, total recoverable [as Be]	MO AVG	report only	all year
D-SR-2	Beryllium, total recoverable [as Be]	MO MAX	report only	all year
D-SR-2	Iron, total [as Fe]	MO MIN	report only	all year
D-SR-2	Iron, total [as Fe]	MO AVG	report only	all year
D-SR-2	Iron, total [as Fe]	MO MAX	report only	all year
D-SR-2	Manganese, total [as Mn]	MO MIN	report only	all year
D-SR-2	Manganese, total [as Mn]	MO AVG	report only	all year
D-SR-2	Manganese, total [as Mn]	MO MAX	report only	all year
D-SR-2	Aluminum, total [as Al]	MO MIN	report only	all year
D-SR-2	Aluminum, total [as Al]	MO AVG	report only	all year
D-SR-2	Aluminum, total [as Al]	MO MAX	report only	all year
D-SR-2	Aluminum, dissolved [as Al]	MO MIN	report only	all year
D-SR-2	Aluminum, dissolved [as Al]	MO AVG	report only	all year
D-SR-2	Aluminum, dissolved [as Al]	MO MAX	report only	all year
D-SR-2	Solids, total dissolved	MO MIN	report only	all year
D-SR-2	Solids, total dissolved	MO AVG	report only	all year
D-SR-2	Solids, total dissolved	MO MAX	report only	all year
D-SR-3	Stream flow, instantaneous	MO AVG	report only	all year
D-SR-3	Stream flow, instantaneous	MO MAX	report only	all year
D-SR-3	Specific conductance	MO MIN	report only	all year
D-SR-3	Specific conductance	MO AVG	report only	all year
D-SR-3	Specific conductance	MO MAX	report only	all year
D-SR-3	pH	MO MIN	report only	all year
D-SR-3	pH	MO MAX	report only	all year
D-SR-3	Hardness, total [as CaCO3]	MO MIN	report only	all year
D-SR-3	Hardness, total [as CaCO3]	MO AVG	report only	all year
D-SR-3	Hardness, total [as CaCO3]	MO MAX	report only	all year
D-SR-3	Sulfate, total [as SO4]	MO MIN	report only	all year
D-SR-3	Sulfate, total [as SO4]	MO AVG	report only	all year
D-SR-3	Sulfate, total [as SO4]	MO MAX	report only	all year
D-SR-3	Beryllium, total recoverable [as Be]	MO MIN	report only	all year
D-SR-3	Beryllium, total recoverable [as Be]	MO AVG	report only	all year
D-SR-3	Beryllium, total recoverable [as Be]	MO MAX	report only	all year
D-SR-3	Cadmium, total [as Cd]	MO MIN	report only	all year
D-SR-3	Cadmium, total [as Cd]	MO AVG	report only	all year
D-SR-3	Cadmium, total [as Cd]	MO MAX	report only	all year
D-SR-3	Iron, total [as Fe]	MO MIN	report only	all year
D-SR-3	Iron, total [as Fe]	MO AVG	report only	all year
D-SR-3	Iron, total [as Fe]	MO MAX	report only	all year
D-SR-3	Manganese, total [as Mn]	MO MIN	report only	all year
D-SR-3	Manganese, total [as Mn]	MO AVG	report only	all year
D-SR-3	Manganese, total [as Mn]	MO MAX	report only	all year
D-SR-3	Aluminum, total [as Al]	MO MIN	report only	all year
D-SR-3	Aluminum, total [as Al]	MO AVG	report only	all year
D-SR-3	Aluminum, total [as Al]	MO MAX	report only	all year
D-SR-3	Aluminum, dissolved [as Al]	MO MIN	report only	all year
D-SR-3	Aluminum, dissolved [as Al]	MO AVG	report only	all year
D-SR-3	Aluminum, dissolved [as Al]	MO MAX	report only	all year
D-SR-3	Solids, total dissolved	MO MIN	report only	all year
D-SR-3	Solids, total dissolved	MO AVG	report only	all year
D-SR-3	Solids, total dissolved	MO MAX	report only	all year
DFMR-2	Stream flow, instantaneous	MO AVG	report only	all year
DFMR-2	Stream flow, instantaneous	MO MAX	report only	all year
DFMR-2	Specific conductance	MO MIN	report only	all year
DFMR-2	Specific conductance	MO AVG	report only	all year
DFMR-2	Specific conductance	MO MAX	report only	all year
DFMR-2	pH	MO MIN	report only	all year
DFMR-2	pH	MO MAX	report only	all year
DFMR-2	Hardness, total [as CaCO3]	MO MIN	report only	all year
DFMR-2	Hardness, total [as CaCO3]	MO AVG	report only	all year
DFMR-2	Hardness, total [as CaCO3]	MO MAX	report only	all year
DFMR-2	Sulfate, total [as SO4]	MO MIN	report only	all year
DFMR-2	Sulfate, total [as SO4]	MO AVG	report only	all year
DFMR-2	Sulfate, total [as SO4]	MO MAX	report only	all year
DFMR-2	Cadmium, total [as Cd]	MO MIN	report only	all year
DFMR-2	Cadmium, total [as Cd]	MO AVG	report only	all year
DFMR-2	Cadmium, total [as Cd]	MO MAX	report only	all year
DFMR-2	Iron, total [as Fe]	MO MIN	report only	all year
DFMR-2	Iron, total [as Fe]	MO AVG	report only	all year
DFMR-2	Iron, total [as Fe]	MO MAX	report only	all year
DFMR-2	Manganese, total [as Mn]	MO MIN	report only	all year
DFMR-2	Manganese, total [as Mn]	MO AVG	report only	all year
DFMR-2	Manganese, total [as Mn]	MO MAX	report only	all year
DFMR-2	Aluminum, total [as Al]	MO MIN	report only	all year
DFMR-2	Aluminum, total [as Al]	MO AVG	report only	all year
DFMR-2	Aluminum, total [as Al]	MO MAX	report only	all year
DFMR-2	Aluminum, dissolved [as Al]	MO MIN	report only	all year
DFMR-2	Aluminum, dissolved [as Al]	MO AVG	report only	all year
DFMR-2	Aluminum, dissolved [as Al]	MO MAX	report only	all year
DFMR-2	Solids, total dissolved	MO MIN	report only	all year
DFMR-2	Solids, total dissolved	MO AVG	report only	all year
DFMR-2	Solids, total dissolved	MO MAX	report only	all year
U-SR-1	Stream flow, instantaneous	MO AVG	report only	all year
U-SR-1	Stream flow, instantaneous	MO MAX	report only	all year
U-SR-1	Specific conductance	MO MIN	report only	all year
U-SR-1	Specific conductance	MO AVG	report only	all year
U-SR-1	Specific conductance	MO MAX	report only	all year
U-SR-1	pH	MO MIN	report only	all year
U-SR-1	pH	MO MAX	report only	all year
U-SR-1	Sulfate, total [as SO4]	MO MIN	report only	all year
U-SR-1	Sulfate, total [as SO4]	MO AVG	report only	all year
U-SR-1	Sulfate, total [as SO4]	MO MAX	report only	all year
U-SR-1	Beryllium, total recoverable [as Be]	MO MIN	report only	all year
U-SR-1	Beryllium, total recoverable [as Be]	MO AVG	report only	all year
U-SR-1	Beryllium, total recoverable [as Be]	MO MAX	report only	all year
U-SR-1	Iron, total [as Fe]	MO MIN	report only	all year
U-SR-1	Iron, total [as Fe]	MO AVG	report only	all year
U-SR-1	Iron, total [as Fe]	MO MAX	report only	all year
U-SR-1	Manganese, total [as Mn]	MO MIN	report only	all year
U-SR-1	Manganese, total [as Mn]	MO AVG	report only	all year
U-SR-1	Manganese, total [as Mn]	MO MAX	report only	all year
U-SR-1	Aluminum, total [as Al]	MO MIN	report only	all year
U-SR-1	Aluminum, total [as Al]	MO AVG	report only	all year
U-SR-1	Aluminum, total [as Al]	MO MAX	report only	all year
U-SR-1	Aluminum, dissolved [as Al]	MO MIN	report only	all year
U-SR-1	Aluminum, dissolved [as Al]	MO AVG	report only	all year
U-SR-1	Aluminum, dissolved [as Al]	MO MAX	report only	all year
U-SR-1	Solids, total dissolved	MO MIN	report only	all year
U-SR-1	Solids, total dissolved	MO AVG	report only	all year
U-SR-1	Solids, total dissolved	MO MAX	report only	all year
UFMR-1	Stream flow, instantaneous	MO AVG	report only	all year
UFMR-1	Stream flow, instantaneous	MO MAX	report only	all year
UFMR-1	Specific conductance	MO MIN	report only	all year
UFMR-1	Specific conductance	MO AVG	report only	all year
UFMR-1	Specific conductance	MO MAX	report only	all year
UFMR-1	pH	MO MIN	report only	all year
UFMR-1	pH	MO MAX	report only	all year
UFMR-1	Hardness, total [as CaCO3]	MO MIN	report only	all year
UFMR-1	Hardness, total [as CaCO3]	MO AVG	report only	all year
UFMR-1	Hardness, total [as CaCO3]	MO MAX	report only	all year
UFMR-1	Sulfate, total [as SO4]	MO MIN	report only	all year
UFMR-1	Sulfate, total [as SO4]	MO AVG	report only	all year
UFMR-1	Sulfate, total [as SO4]	MO MAX	report only	all year
UFMR-1	Cadmium, total [as Cd]	MO MIN	report only	all year
UFMR-1	Cadmium, total [as Cd]	MO AVG	report only	all year
UFMR-1	Cadmium, total [as Cd]	MO MAX	report only	all year
UFMR-1	Iron, total [as Fe]	MO MIN	report only	all year
UFMR-1	Iron, total [as Fe]	MO AVG	report only	all year
UFMR-1	Iron, total [as Fe]	MO MAX	report only	all year
UFMR-1	Manganese, total [as Mn]	MO MIN	report only	all year
UFMR-1	Manganese, total [as Mn]	MO AVG	report only	all year
UFMR-1	Manganese, total [as Mn]	MO MAX	report only	all year
UFMR-1	Aluminum, total [as Al]	MO MIN	report only	all year
UFMR-1	Aluminum, total [as Al]	MO AVG	report only	all year
UFMR-1	Aluminum, total [as Al]	MO MAX	report only	all year
UFMR-1	Aluminum, dissolved [as Al]	MO MIN	report only	all year
UFMR-1	Aluminum, dissolved [as Al]	MO AVG	report only	all year
UFMR-1	Aluminum, dissolved [as Al]	MO MAX	report only	all year
UFMR-1	Solids, total dissolved	MO MIN	report only	all year
UFMR-1	Solids, total dissolved	MO AVG	report only	all year
UFMR-1	Solids, total dissolved	MO MAX	report only	all year