Short Mountain Silica Company

NPDES permit TN0054291 · Minor NON-POTW · effective, expires 2027-08-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 110 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among TN permits in EPA's filings — check your permit).

Limits in force (176)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6 SU all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 25 mg/L all year
001Solids, total suspendedMO AVG <= 25 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Solids, total suspendedDAILY MX <= 45 mg/L all year
001Iron, total [as Fe]MO AVG <= 3 mg/L all year
001Iron, total [as Fe]MO AVG <= 3 mg/L all year
001Iron, total [as Fe]DAILY MX <= 6 mg/L all year
001Iron, total [as Fe]DAILY MX <= 6 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedMO AVG <= 25 mg/L all year
003Solids, total suspendedMO AVG <= 25 mg/L all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Solids, total suspendedDAILY MX <= 45 mg/L all year
003Iron, total [as Fe]MO AVG <= 3 mg/L all year
003Iron, total [as Fe]MO AVG <= 3 mg/L all year
003Iron, total [as Fe]DAILY MX <= 6 mg/L all year
003Iron, total [as Fe]DAILY MX <= 6 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHMINIMUM >= 6 SU all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedMO AVG <= 25 mg/L all year
005Solids, total suspendedMO AVG <= 25 mg/L all year
005Solids, total suspendedDAILY MX <= 45 mg/L all year
005Solids, total suspendedDAILY MX <= 45 mg/L all year
005Iron, total [as Fe]MO AVG <= 3 mg/L all year
005Iron, total [as Fe]MO AVG <= 3 mg/L all year
005Iron, total [as Fe]DAILY MX <= 6 mg/L all year
005Iron, total [as Fe]DAILY MX <= 6 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
007pHMINIMUM >= 6 SU all year
007pHMINIMUM >= 6 SU all year
007pHMAXIMUM <= 9 SU all year
007pHMAXIMUM <= 9 SU all year
007Solids, total suspendedMO AVG <= 25 mg/L all year
007Solids, total suspendedMO AVG <= 25 mg/L all year
007Solids, total suspendedDAILY MX <= 45 mg/L all year
007Solids, total suspendedDAILY MX <= 45 mg/L all year
007Iron, total [as Fe]MO AVG <= 3 mg/L all year
007Iron, total [as Fe]MO AVG <= 3 mg/L all year
007Iron, total [as Fe]DAILY MX <= 6 mg/L all year
007Iron, total [as Fe]DAILY MX <= 6 mg/L all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
008pHMINIMUM >= 6 SU all year
008pHMINIMUM >= 6 SU all year
008pHMAXIMUM <= 9 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedMO AVG <= 25 mg/L all year
008Solids, total suspendedMO AVG <= 25 mg/L all year
008Solids, total suspendedDAILY MX <= 45 mg/L all year
008Solids, total suspendedDAILY MX <= 45 mg/L all year
008Iron, total [as Fe]MO AVG <= 3 mg/L all year
008Iron, total [as Fe]MO AVG <= 3 mg/L all year
008Iron, total [as Fe]DAILY MX <= 6 mg/L all year
008Iron, total [as Fe]DAILY MX <= 6 mg/L all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
009pHMINIMUM >= 6 SU all year
009pHMINIMUM >= 6 SU all year
009pHMAXIMUM <= 9 SU all year
009pHMAXIMUM <= 9 SU all year
009Solids, total suspendedMO AVG <= 25 mg/L all year
009Solids, total suspendedMO AVG <= 25 mg/L all year
009Solids, total suspendedDAILY MX <= 45 mg/L all year
009Solids, total suspendedDAILY MX <= 45 mg/L all year
009Iron, total [as Fe]MO AVG <= 3 mg/L all year
009Iron, total [as Fe]MO AVG <= 3 mg/L all year
009Iron, total [as Fe]DAILY MX <= 6 mg/L all year
009Iron, total [as Fe]DAILY MX <= 6 mg/L all year
009Flow, in conduit or thru treatment plantMO AVG report only all year
009Flow, in conduit or thru treatment plantMO AVG report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
010pHMINIMUM >= 6 SU all year
010pHMINIMUM >= 6 SU all year
010pHMAXIMUM <= 9 SU all year
010pHMAXIMUM <= 9 SU all year
010Solids, total suspendedMO AVG <= 25 mg/L all year
010Solids, total suspendedMO AVG <= 25 mg/L all year
010Solids, total suspendedDAILY MX <= 45 mg/L all year
010Solids, total suspendedDAILY MX <= 45 mg/L all year
010Iron, total [as Fe]MO AVG <= 3 mg/L all year
010Iron, total [as Fe]MO AVG <= 3 mg/L all year
010Iron, total [as Fe]DAILY MX <= 6 mg/L all year
010Iron, total [as Fe]DAILY MX <= 6 mg/L all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
011pHMINIMUM >= 6 SU all year
011pHMINIMUM >= 6 SU all year
011pHMAXIMUM <= 9 SU all year
011pHMAXIMUM <= 9 SU all year
011Solids, total suspendedMO AVG <= 25 mg/L all year
011Solids, total suspendedMO AVG <= 25 mg/L all year
011Solids, total suspendedDAILY MX <= 45 mg/L all year
011Solids, total suspendedDAILY MX <= 45 mg/L all year
011Iron, total [as Fe]MO AVG <= 3 mg/L all year
011Iron, total [as Fe]MO AVG <= 3 mg/L all year
011Iron, total [as Fe]DAILY MX <= 6 mg/L all year
011Iron, total [as Fe]DAILY MX <= 6 mg/L all year
011Flow, in conduit or thru treatment plantMO AVG report only all year
011Flow, in conduit or thru treatment plantMO AVG report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
012pHMINIMUM >= 6 SU all year
012pHMINIMUM >= 6 SU all year
012pHMAXIMUM <= 9 SU all year
012pHMAXIMUM <= 9 SU all year
012Solids, total suspendedMO AVG <= 25 mg/L all year
012Solids, total suspendedMO AVG <= 25 mg/L all year
012Solids, total suspendedDAILY MX <= 45 mg/L all year
012Solids, total suspendedDAILY MX <= 45 mg/L all year
012Iron, total [as Fe]MO AVG <= 3 mg/L all year
012Iron, total [as Fe]MO AVG <= 3 mg/L all year
012Iron, total [as Fe]DAILY MX <= 6 mg/L all year
012Iron, total [as Fe]DAILY MX <= 6 mg/L all year
012Flow, in conduit or thru treatment plantMO AVG report only all year
012Flow, in conduit or thru treatment plantMO AVG report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
013pHMINIMUM >= 6 SU all year
013pHMINIMUM >= 6 SU all year
013pHMAXIMUM <= 9 SU all year
013pHMAXIMUM <= 9 SU all year
013Solids, total suspendedMO AVG <= 25 mg/L all year
013Solids, total suspendedMO AVG <= 25 mg/L all year
013Solids, total suspendedDAILY MX <= 45 mg/L all year
013Solids, total suspendedDAILY MX <= 45 mg/L all year
013Iron, total [as Fe]MO AVG <= 3 mg/L all year
013Iron, total [as Fe]MO AVG <= 3 mg/L all year
013Iron, total [as Fe]DAILY MX <= 6 mg/L all year
013Iron, total [as Fe]DAILY MX <= 6 mg/L all year
013Flow, in conduit or thru treatment plantMO AVG report only all year
013Flow, in conduit or thru treatment plantMO AVG report only all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
014pHMINIMUM >= 6 SU all year
014pHMINIMUM >= 6 SU all year
014pHMAXIMUM <= 9 SU all year
014pHMAXIMUM <= 9 SU all year
014Solids, total suspendedMO AVG <= 25 mg/L all year
014Solids, total suspendedMO AVG <= 25 mg/L all year
014Solids, total suspendedDAILY MX <= 45 mg/L all year
014Solids, total suspendedDAILY MX <= 45 mg/L all year
014Iron, total [as Fe]MO AVG <= 3 mg/L all year
014Iron, total [as Fe]MO AVG <= 3 mg/L all year
014Iron, total [as Fe]DAILY MX <= 6 mg/L all year
014Iron, total [as Fe]DAILY MX <= 6 mg/L all year
014Flow, in conduit or thru treatment plantMO AVG report only all year
014Flow, in conduit or thru treatment plantMO AVG report only all year
014Flow, in conduit or thru treatment plantDAILY MX report only all year
014Flow, in conduit or thru treatment plantDAILY MX 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