HIGHLAND MINING COMPANY — NPDES permit WV0047074: limits, due date and EPA's record

NPDES permit WV0047074 · Minor NON-POTW · effective, expires 2029-12-05 · 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 (273)

Outfall	Parameter	Statistic	Limit	Months
002	Flow rate	MO AVG	report only	all year
002	Flow rate	MO MAX	report only	all year
002	Specific conductance	MO MIN	report only	all year
002	Specific conductance	MO AVG	report only	all year
002	Specific conductance	MO MAX	report only	all year
002	pH	MO MIN	>= 6 SU	all year
002	pH	MO AVG	report only	all year
002	pH	MO MAX	<= 9 SU	all year
002	Solids, total suspended	MO MIN	report only	all year
002	Solids, total suspended	MO AVG	<= 35 mg/L	all year
002	Solids, total suspended	MO MAX	<= 70 mg/L	all year
002	Solids, settleable	MO MIN	report only	all year
002	Solids, settleable	MO AVG	report only	all year
002	Solids, settleable	MO MAX	<= .5 mL/L	all year
002	Sulfate, total [as SO4]	MO MIN	report only	all year
002	Sulfate, total [as SO4]	MO AVG	report only	all year
002	Sulfate, total [as SO4]	MO MAX	report only	all year
002	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
002	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
002	Iron, total [as Fe]	MO MIN	report only	all year
002	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
002	Iron, total [as Fe]	MO MAX	<= 3.15 mg/L	all year
002	Manganese, total [as Mn]	MO MIN	report only	all year
002	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
002	Manganese, total [as Mn]	MO MAX	<= 3.47 mg/L	all year
002	Aluminum, total [as Al]	MO MIN	report only	all year
002	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
002	Aluminum, total [as Al]	MO MAX	<= .75 mg/L	all year
002	Aluminum, dissolved [as Al]	MO MIN	report only	all year
002	Aluminum, dissolved [as Al]	MO AVG	report only	all year
002	Aluminum, dissolved [as Al]	MO MAX	report only	all year
002	Solids, total dissolved	MO MIN	report only	all year
002	Solids, total dissolved	MO AVG	report only	all year
002	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 AVG	report only	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	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	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
004	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
004	Iron, total [as Fe]	MO MIN	report only	all year
004	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
004	Iron, total [as Fe]	MO MAX	<= 3.15 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	<= 3.47 mg/L	all year
004	Aluminum, total [as Al]	MO MIN	report only	all year
004	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
004	Aluminum, total [as Al]	MO MAX	<= .75 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
005	Flow rate	MO AVG	report only	all year
005	Flow rate	MO MAX	report only	all year
005	Specific conductance	MO MIN	report only	all year
005	Specific conductance	MO AVG	report only	all year
005	Specific conductance	MO MAX	report only	all year
005	pH	MO MIN	>= 6 SU	all year
005	pH	MO AVG	report only	all year
005	pH	MO MAX	<= 9 SU	all year
005	Solids, total suspended	MO MIN	report only	all year
005	Solids, total suspended	MO AVG	<= 35 mg/L	all year
005	Solids, total suspended	MO MAX	<= 70 mg/L	all year
005	Solids, settleable	MO MIN	report only	all year
005	Solids, settleable	MO AVG	report only	all year
005	Solids, settleable	MO MAX	<= .5 mL/L	all year
005	Sulfate, total [as SO4]	MO MIN	report only	all year
005	Sulfate, total [as SO4]	MO AVG	report only	all year
005	Sulfate, total [as SO4]	MO MAX	report only	all year
005	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
005	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
005	Iron, total [as Fe]	MO MIN	report only	all year
005	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
005	Iron, total [as Fe]	MO MAX	<= 3.15 mg/L	all year
005	Manganese, total [as Mn]	MO MIN	report only	all year
005	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
005	Manganese, total [as Mn]	MO MAX	<= 3.47 mg/L	all year
005	Aluminum, total [as Al]	MO MIN	report only	all year
005	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
005	Aluminum, total [as Al]	MO MAX	<= .75 mg/L	all year
005	Aluminum, dissolved [as Al]	MO MIN	report only	all year
005	Aluminum, dissolved [as Al]	MO AVG	report only	all year
005	Aluminum, dissolved [as Al]	MO MAX	report only	all year
005	Solids, total dissolved	MO MIN	report only	all year
005	Solids, total dissolved	MO AVG	report only	all year
005	Solids, total dissolved	MO MAX	report only	all year
010	Flow rate	MO AVG	report only	all year
010	Flow rate	MO MAX	report only	all year
010	Specific conductance	MO MIN	report only	all year
010	Specific conductance	MO AVG	report only	all year
010	Specific conductance	MO MAX	report only	all year
010	pH	MO MIN	>= 6 SU	all year
010	pH	MO AVG	report only	all year
010	pH	MO MAX	<= 9 SU	all year
010	Solids, total suspended	MO MIN	report only	all year
010	Solids, total suspended	MO AVG	<= 35 mg/L	all year
010	Solids, total suspended	MO MAX	<= 70 mg/L	all year
010	Solids, settleable	MO MIN	report only	all year
010	Solids, settleable	MO AVG	report only	all year
010	Solids, settleable	MO MAX	<= .5 mL/L	all year
010	Sulfate, total [as SO4]	MO MIN	report only	all year
010	Sulfate, total [as SO4]	MO AVG	report only	all year
010	Sulfate, total [as SO4]	MO MAX	report only	all year
010	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
010	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
010	Iron, total [as Fe]	MO MIN	report only	all year
010	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
010	Iron, total [as Fe]	MO MAX	<= 3.15 mg/L	all year
010	Manganese, total [as Mn]	MO MIN	report only	all year
010	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
010	Manganese, total [as Mn]	MO MAX	<= 3.47 mg/L	all year
010	Aluminum, total [as Al]	MO MIN	report only	all year
010	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
010	Aluminum, total [as Al]	MO MAX	<= .75 mg/L	all year
010	Aluminum, dissolved [as Al]	MO MIN	report only	all year
010	Aluminum, dissolved [as Al]	MO AVG	report only	all year
010	Aluminum, dissolved [as Al]	MO MAX	report only	all year
010	Solids, total dissolved	MO MIN	report only	all year
010	Solids, total dissolved	MO AVG	report only	all year
010	Solids, total dissolved	MO MAX	report only	all year
014	Flow rate	MO AVG	report only	all year
014	Flow rate	MO MAX	report only	all year
014	Specific conductance	MO MIN	report only	all year
014	Specific conductance	MO AVG	report only	all year
014	Specific conductance	MO MAX	report only	all year
014	pH	MO MIN	>= 6 SU	all year
014	pH	MO AVG	report only	all year
014	pH	MO MAX	<= 9 SU	all year
014	Solids, total suspended	MO MIN	report only	all year
014	Solids, total suspended	MO AVG	<= 35 mg/L	all year
014	Solids, total suspended	MO MAX	<= 70 mg/L	all year
014	Solids, settleable	MO MIN	report only	all year
014	Solids, settleable	MO AVG	report only	all year
014	Solids, settleable	MO MAX	<= .5 mL/L	all year
014	Sulfate, total [as SO4]	MO MIN	report only	all year
014	Sulfate, total [as SO4]	MO AVG	report only	all year
014	Sulfate, total [as SO4]	MO MAX	report only	all year
014	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
014	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
014	Iron, total [as Fe]	MO MIN	report only	all year
014	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
014	Iron, total [as Fe]	MO MAX	<= 3.15 mg/L	all year
014	Manganese, total [as Mn]	MO MIN	report only	all year
014	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
014	Manganese, total [as Mn]	MO MAX	<= 3.47 mg/L	all year
014	Aluminum, total [as Al]	MO MIN	report only	all year
014	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
014	Aluminum, total [as Al]	MO MAX	<= .75 mg/L	all year
014	Aluminum, dissolved [as Al]	MO MIN	report only	all year
014	Aluminum, dissolved [as Al]	MO AVG	report only	all year
014	Aluminum, dissolved [as Al]	MO MAX	report only	all year
014	Solids, total dissolved	MO MIN	report only	all year
014	Solids, total dissolved	MO AVG	report only	all year
014	Solids, total dissolved	MO MAX	report only	all year
017	Flow rate	MO AVG	report only	all year
017	Flow rate	MO MAX	report only	all year
017	Specific conductance	MO MIN	report only	all year
017	Specific conductance	MO AVG	report only	all year
017	Specific conductance	MO MAX	report only	all year
017	pH	MO MIN	>= 6 SU	all year
017	pH	MO AVG	report only	all year
017	pH	MO MAX	<= 9 SU	all year
017	Solids, total suspended	MO MIN	report only	all year
017	Solids, total suspended	MO AVG	<= 35 mg/L	all year
017	Solids, total suspended	MO MAX	<= 70 mg/L	all year
017	Solids, settleable	MO MIN	report only	all year
017	Solids, settleable	MO AVG	report only	all year
017	Solids, settleable	MO MAX	<= .5 mL/L	all year
017	Sulfate, total [as SO4]	MO MIN	report only	all year
017	Sulfate, total [as SO4]	MO AVG	report only	all year
017	Sulfate, total [as SO4]	MO MAX	report only	all year
017	Selenium, total recoverable	MO AVG	<= 4.7 ug/L	all year
017	Selenium, total recoverable	MO MAX	<= 8.2 ug/L	all year
017	Iron, total [as Fe]	MO MIN	report only	all year
017	Iron, total [as Fe]	MO AVG	<= 1.82 mg/L	all year
017	Iron, total [as Fe]	MO MAX	<= 3.15 mg/L	all year
017	Manganese, total [as Mn]	MO MIN	report only	all year
017	Manganese, total [as Mn]	MO AVG	<= 2 mg/L	all year
017	Manganese, total [as Mn]	MO MAX	<= 3.47 mg/L	all year
017	Aluminum, total [as Al]	MO MIN	report only	all year
017	Aluminum, total [as Al]	MO AVG	<= .43 mg/L	all year
017	Aluminum, total [as Al]	MO MAX	<= .75 mg/L	all year
017	Aluminum, dissolved [as Al]	MO MIN	report only	all year
017	Aluminum, dissolved [as Al]	MO AVG	report only	all year
017	Aluminum, dissolved [as Al]	MO MAX	report only	all year
017	Solids, total dissolved	MO MIN	report only	all year
017	Solids, total dissolved	MO AVG	report only	all year
017	Solids, total dissolved	MO MAX	report only	all year
DFF	Stream flow, instantaneous	MO AVG	report only	all year
DFF	Stream flow, instantaneous	MO MAX	report only	all year
DFF	Specific conductance	MO AVG	report only	all year
DFF	Specific conductance	MO MAX	report only	all year
DFF	pH	MO MIN	report only	all year
DFF	pH	MO MAX	report only	all year
DFF	Sulfate, total [as SO4]	MO AVG	report only	all year
DFF	Sulfate, total [as SO4]	MO MAX	report only	all year
DFF	Selenium, total recoverable	MO MIN	report only	all year
DFF	Selenium, total recoverable	MO AVG	report only	all year
DFF	Selenium, total recoverable	MO MAX	report only	all year
DFF	Iron, total [as Fe]	MO AVG	report only	all year
DFF	Iron, total [as Fe]	MO MAX	report only	all year
DFF	Manganese, total [as Mn]	MO AVG	report only	all year
DFF	Manganese, total [as Mn]	MO MAX	report only	all year
DFF	Aluminum, total [as Al]	MO AVG	report only	all year
DFF	Aluminum, total [as Al]	MO MAX	report only	all year
DFF	Aluminum, dissolved [as Al]	MO MIN	report only	all year
DFF	Aluminum, dissolved [as Al]	MO AVG	report only	all year
DFF	Aluminum, dissolved [as Al]	MO MAX	report only	all year
DFF	Solids, total dissolved	MO AVG	report only	all year
DFF	Solids, total dissolved	MO MAX	report only	all year
DRC	Stream flow, instantaneous	MO AVG	report only	all year
DRC	Stream flow, instantaneous	MO MAX	report only	all year
DRC	Specific conductance	MO AVG	report only	all year
DRC	Specific conductance	MO MAX	report only	all year
DRC	pH	MO MIN	report only	all year
DRC	pH	MO MAX	report only	all year
DRC	Sulfate, total [as SO4]	MO AVG	report only	all year
DRC	Sulfate, total [as SO4]	MO MAX	report only	all year
DRC	Selenium, total recoverable	MO MIN	report only	all year
DRC	Selenium, total recoverable	MO AVG	report only	all year
DRC	Selenium, total recoverable	MO MAX	report only	all year
DRC	Iron, total [as Fe]	MO AVG	report only	all year
DRC	Iron, total [as Fe]	MO MAX	report only	all year
DRC	Manganese, total [as Mn]	MO AVG	report only	all year
DRC	Manganese, total [as Mn]	MO MAX	report only	all year
DRC	Aluminum, total [as Al]	MO AVG	report only	all year
DRC	Aluminum, total [as Al]	MO MAX	report only	all year
DRC	Aluminum, dissolved [as Al]	MO MIN	report only	all year
DRC	Aluminum, dissolved [as Al]	MO AVG	report only	all year
DRC	Aluminum, dissolved [as Al]	MO MAX	report only	all year
DRC	Solids, total dissolved	MO AVG	report only	all year
DRC	Solids, total dissolved	MO MAX	report only	all year
URC	Stream flow, instantaneous	MO AVG	report only	all year
URC	Stream flow, instantaneous	MO MAX	report only	all year
URC	Specific conductance	MO AVG	report only	all year
URC	Specific conductance	MO MAX	report only	all year
URC	pH	MO MIN	report only	all year
URC	pH	MO MAX	report only	all year
URC	Sulfate, total [as SO4]	MO AVG	report only	all year
URC	Sulfate, total [as SO4]	MO MAX	report only	all year
URC	Selenium, total recoverable	MO MIN	report only	all year
URC	Selenium, total recoverable	MO AVG	report only	all year
URC	Selenium, total recoverable	MO MAX	report only	all year
URC	Iron, total [as Fe]	MO MIN	report only	all year
URC	Iron, total [as Fe]	MO AVG	report only	all year
URC	Iron, total [as Fe]	MO MAX	report only	all year
URC	Manganese, total [as Mn]	MO MIN	report only	all year
URC	Manganese, total [as Mn]	MO AVG	report only	all year
URC	Manganese, total [as Mn]	MO MAX	report only	all year
URC	Aluminum, total [as Al]	MO MIN	report only	all year
URC	Aluminum, total [as Al]	MO AVG	report only	all year
URC	Aluminum, total [as Al]	MO MAX	report only	all year
URC	Aluminum, dissolved [as Al]	MO MIN	report only	all year
URC	Aluminum, dissolved [as Al]	MO AVG	report only	all year
URC	Aluminum, dissolved [as Al]	MO MAX	report only	all year
URC	Solids, total dissolved	MO AVG	report only	all year
URC	Solids, total dissolved	MO MAX	report only	all year