MARTIN MARIETTA MATERIALS, INC.

NPDES permit WV1017446 · Minor NON-POTW · effective, expires 2028-06-29 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

2values over a limit
22required values missing, on 8 form(s)
1of 78 forms filed late

Last period with anything received: 2026-05-31. Most often over: pH (2).

Reporting

Reports are due about 26 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (87)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateMO MAX report only all year
001pHMO MIN >= 6 SU all year
001pHMO MAX <= 9 SU all year
001Solids, total suspendedMO MIN report only all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedMO MAX <= 70 mg/L all year
001Aluminum, total [as Al]MO MIN report only all year
001Aluminum, total [as Al]MO AVG <= .86 mg/L all year
001Aluminum, total [as Al]MO MAX <= 1.49 mg/L all year
001Aluminum, dissolved [as Al]MO MIN report only all year
001Aluminum, dissolved [as Al]MO AVG report only all year
001Aluminum, dissolved [as Al]MO MAX report only all year
001Organics, gasoline rangeMO MIN report only all year
001Organics, gasoline rangeMO AVG report only all year
001Organics, gasoline rangeMO MAX report only all year
002Flow rateMO AVG report only all year
002Flow rateMO MAX report only all year
002pHMO MIN >= 6 SU all year
002pHMO MAX <= 9 SU all year
002Solids, total suspendedMO MIN report only all year
002Solids, total suspendedMO AVG <= 35 mg/L all year
002Solids, total suspendedMO MAX <= 70 mg/L all year
002Aluminum, total [as Al]MO MIN report only all year
002Aluminum, total [as Al]MO AVG <= .86 mg/L all year
002Aluminum, total [as Al]MO MAX <= 1.49 mg/L all year
002Aluminum, dissolved [as Al]MO MIN report only all year
002Aluminum, dissolved [as Al]MO AVG report only all year
002Aluminum, dissolved [as Al]MO MAX report only all year
002Organics, gasoline rangeMO MIN report only all year
002Organics, gasoline rangeMO AVG report only all year
002Organics, gasoline rangeMO MAX report only all year
003Flow rateMO AVG report only all year
003Flow rateMO MAX report only all year
003pHMO MIN >= 6 SU all year
003pHMO MAX <= 9 SU all year
003Solids, total suspendedMO MIN report only all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedMO MAX <= 70 mg/L all year
003Aluminum, total [as Al]MO MIN report only all year
003Aluminum, total [as Al]MO AVG <= .43 mg/L all year
003Aluminum, total [as Al]MO MAX <= .75 mg/L all year
003Aluminum, dissolved [as Al]MO MIN report only all year
003Aluminum, dissolved [as Al]MO AVG report only all year
003Aluminum, dissolved [as Al]MO MAX report only all year
003Organics, gasoline rangeMO MIN report only all year
003Organics, gasoline rangeMO AVG report only all year
003Organics, gasoline rangeMO MAX report only all year
DNLFStream flow, instantaneousMO AVG report only all year
DNLFStream flow, instantaneousMO MAX report only all year
DNLFpHMO MIN report only all year
DNLFpHMO MAX report only all year
DNLFAluminum, total [as Al]MO MIN report only all year
DNLFAluminum, total [as Al]MO AVG report only all year
DNLFAluminum, total [as Al]MO MAX report only all year
DNLFAluminum, dissolved [as Al]MO MIN report only all year
DNLFAluminum, dissolved [as Al]MO AVG report only all year
DNLFAluminum, dissolved [as Al]MO MAX report only all year
DNLFOrganics, gasoline rangeMO MIN report only all year
DNLFOrganics, gasoline rangeMO AVG report only all year
DNLFOrganics, gasoline rangeMO MAX report only all year
MIDLFStream flow, instantaneousMO AVG report only all year
MIDLFStream flow, instantaneousMO MAX report only all year
MIDLFpHMO MIN report only all year
MIDLFpHMO MAX report only all year
MIDLFAluminum, total [as Al]MO MIN report only all year
MIDLFAluminum, total [as Al]MO AVG report only all year
MIDLFAluminum, total [as Al]MO MAX report only all year
MIDLFAluminum, dissolved [as Al]MO MIN report only all year
MIDLFAluminum, dissolved [as Al]MO AVG report only all year
MIDLFAluminum, dissolved [as Al]MO MAX report only all year
MIDLFOrganics, gasoline rangeMO MIN report only all year
MIDLFOrganics, gasoline rangeMO AVG report only all year
MIDLFOrganics, gasoline rangeMO MAX report only all year
UPLFStream flow, instantaneousMO AVG report only all year
UPLFStream flow, instantaneousMO MAX report only all year
UPLFpHMO MIN report only all year
UPLFpHMO MAX report only all year
UPLFAluminum, total [as Al]MO MIN report only all year
UPLFAluminum, total [as Al]MO AVG report only all year
UPLFAluminum, total [as Al]MO MAX report only all year
UPLFAluminum, dissolved [as Al]MO MIN report only all year
UPLFAluminum, dissolved [as Al]MO AVG report only all year
UPLFAluminum, dissolved [as Al]MO MAX report only all year
UPLFOrganics, gasoline rangeMO MIN report only all year
UPLFOrganics, gasoline rangeMO AVG report only all year
UPLFOrganics, gasoline rangeMO MAX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states