Exploratory Ventures, LLC

NPDES permit AR0053384 · Major NON-POTW · effective, expires 2028-08-31 · 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 32 forms filed late

Last period with anything received: 2026-08-31.

Reporting

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

Limits in force (60)

OutfallParameterStatisticLimitMonths
E201pHMINIMUM >= 6 SU all year
E201pHMAXIMUM <= 9 SU all year
E201Solids, total suspendedMO AVG report only all year
E201Solids, total suspendedDAILY MX report only all year
E201Solids, total suspendedMO AVG <= 735.4 lb/d all year
E201Solids, total suspendedDAILY MX <= 1847.4 lb/d all year
E201Oil & GreaseMO AVG <= 10 mg/L all year
E201Oil & GreaseDAILY MX <= 15 mg/L all year
E201Oil & GreaseMO AVG <= 104.3 lb/d all year
E201Oil & GreaseDAILY MX <= 156.4 lb/d all year
E201Chromium, hexavalent [as Cr]MO AVG report only all year
E201Chromium, hexavalent [as Cr]DAILY MX report only all year
E201Chromium, hexavalent [as Cr]MO AVG <= .1 lb/d all year
E201Chromium, hexavalent [as Cr]DAILY MX <= .3 lb/d all year
E201Nickel, total recoverableMO AVG report only all year
E201Nickel, total recoverableDAILY MX report only all year
E201Nickel, total recoverableMO AVG <= .3 lb/d all year
E201Nickel, total recoverableDAILY MX <= .9 lb/d all year
E201Zinc, total recoverableMO AVG report only all year
E201Zinc, total recoverableDAILY MX report only all year
E201Zinc, total recoverableMO AVG <= 2.4 lb/d all year
E201Zinc, total recoverableDAILY MX <= 7.2 lb/d all year
E201Lead, total recoverableMO AVG report only all year
E201Lead, total recoverableDAILY MX report only all year
E201Lead, total recoverableMO AVG <= 1.7 lb/d all year
E201Lead, total recoverableDAILY MX <= 5.1 lb/d all year
E201Chromium, total recoverableMO AVG report only all year
E201Chromium, total recoverableDAILY MX report only all year
E201Chromium, total recoverableMO AVG <= .4 lb/d all year
E201Chromium, total recoverableDAILY MX <= 1 lb/d all year
E201TetrachloroethyleneMO AVG report only all year
E201TetrachloroethyleneDAILY MX report only all year
E201TetrachloroethyleneMO AVG <= .07 lb/d all year
E201TetrachloroethyleneDAILY MX <= .1 lb/d all year
E201NaphthaleneMO AVG report only all year
E201NaphthaleneDAILY MX report only all year
E201NaphthaleneMO AVG <= .05 lb/d all year
E201NaphthaleneDAILY MX <= .1 lb/d all year
E201Flow, in conduit or thru treatment plantMO AVG report only all year
E201Flow, in conduit or thru treatment plantDAILY MX report only all year
E202pHMINIMUM >= 6 SU all year
E202pHMAXIMUM <= 9 SU all year
E202Solids, total suspendedMO AVG <= 100 mg/L all year
E202Solids, total suspendedDAILY MX <= 150 mg/L all year
E202Oil & GreaseMO AVG <= 10 mg/L all year
E202Oil & GreaseDAILY MX <= 15 mg/L all year
E202Flow, in conduit or thru treatment plantMO AVG report only all year
E202Flow, in conduit or thru treatment plantDAILY MX report only all year
TX01Whole effluent toxicity - retest #148HR MIN report only all year
TX01Whole effluent toxicity - retest #248HR MIN report only all year
TX01WET, sublethal retest #148HR MIN report only all year
TX01WET, sublethal retest #248HR MIN report only all year
TX01Whole Effluent Toxicity - Retest #348HR MIN report only all year
TX01Whole Effluent Toxicity, Sub-Lethal Retest #348HR MIN report only all year
TX01Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
TX01LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX01NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
TX01NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
TX01Coef Of Var Static Renewal 48Hr Acute D. pulex48HR MIN report only all year
TX01Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48HR MIN 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