American Gilsonite Company - Cottonwood

NPDES permit UT0025259 · Minor NON-POTW · effective, expires 2027-03-31 · 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 24 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among UT permits in EPA's filings — check your permit).

Limits in force (52)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeINST MIN report only all year
002Temperature, water deg. centigradeINST MAX report only all year
002Flow rate30DA AVG report only all year
002Flow rateDAILY MX report only all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspended30DA AVG <= 25 mg/L all year
002Solids, total suspended7 DA AVG <= 35 mg/L all year
002Oil & GreaseDAILY MX <= 10 mg/L all year
002Hardness, total [as CaCO3]DAILY MX report only all year
002Calcium, total [as Ca]DAILY MX report only all year
002Magnesium, total [as Mg]DAILY MX report only all year
002Sodium, total [as Na]DAILY MX report only all year
002Sodium adsorption ratioDAILY MX report only all year
002Potassium, total [as K]DAILY MX report only all year
002Chloride [as Cl]DAILY MX report only all year
002Fluoride, total [as F]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Bicarbonate as [CaCO3]DAILY MX report only all year
002Carbonate ion [as CaCO3]DAILY MX report only all year
002Solids, total dissolved30DA AVG report only all year
002Solids, total dissolvedDAILY MX <= 3500 mg/L all year
002SulfateDAILY MX report only all year
002Oil and grease visualINST MAX <= 0 abst=0;prst=1 (alert) all year
003Temperature, water deg. centigradeINST MIN report only all year
003Temperature, water deg. centigradeINST MAX report only all year
003Flow rate30DA AVG report only all year
003Flow rateDAILY MX report only all year
003pHMINIMUM >= 6.5 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspended30DA AVG <= 25 mg/L all year
003Solids, total suspended7 DA AVG <= 35 mg/L all year
003Oil & GreaseDAILY MX <= 10 mg/L all year
003Hardness, total [as CaCO3]DAILY MX report only all year
003Calcium, total [as Ca]DAILY MX report only all year
003Magnesium, total [as Mg]DAILY MX report only all year
003Sodium, total [as Na]DAILY MX report only all year
003Sodium adsorption ratioDAILY MX report only all year
003Potassium, total [as K]DAILY MX report only all year
003Chloride [as Cl]DAILY MX report only all year
003Fluoride, total [as F]DAILY MX report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Bicarbonate as [CaCO3]DAILY MX report only all year
003Carbonate ion [as CaCO3]DAILY MX report only all year
003Solids, total dissolved30DA AVG report only all year
003Solids, total dissolvedDAILY MX <= 3500 mg/L all year
003SulfateDAILY MX report only all year
003Oil and grease visualINST MAX <= 0 abst=0;prst=1 (alert) all year
SUMSolids, total dissolvedROLL AVG <= 366 ton/yr all year
SUMSolids, total dissolvedROLL AVG <= 366 ton/yr all year
SUMSolids, total dissolvedROLL AVG <= 366 ton/yr all year
SUMSolids, total dissolvedROLL AVG <= 366 ton/yr 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