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Merit Energy Company

Crude Petroleum And Natural Gas, (Unknown City), Wyoming. NPDES permit WY0001902, in force until Jun 30, 2030. Last 12 months: over a limit 9 times (last June 2026), 3 of 51 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form OB twice a year, outfall 001 form OM twice a year, outfall 001 form OS twice a year, outfall 002 form OB twice a year, outfall 002 form OM twice a year, outfall 002 form OS twice a year, and 3 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 3 of 55 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimit
October 2025Flow, daily maximum.852 MGD≤ 8.401 bbl/d
November 2025Flow, daily maximum.808 MGD≤ 8.401 bbl/d
December 2025Flow, daily maximum.718 MGD≤ 8.401 bbl/d
January 2026Flow, daily maximum.717 MGD≤ 8.401 bbl/d
February 2026Flow, daily maximum.658 MGD≤ 8.401 bbl/d
March 2026Flow, daily maximum.574 MGD≤ 8.401 bbl/d
April 2026Flow, daily maximum.604 MGD≤ 8.401 bbl/d
May 2026Flow, daily maximum.659 MGD≤ 8.401 bbl/d
June 2026Flow, daily maximum.513 MGD≤ 8.401 bbl/d

Limits in force (40)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous maximum≤ 9 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily minimum≥ 6.5 SUall year001
Sulfide, total [as S]daily maximumreport only (mg/L)all year001
Sulfide, total [as S]daily maximumreport only (mg/L)all year001
Radium 226, Total Recoverabledaily maximum≤ 60 pCi/Lall year001
Durationmonthly totalreport only (d/mo)all year001
Durationmonthly totalreport only (d/mo)all year001
Flowdaily maximumreport only (MGD)all year001
Flowdaily maximumreport only (MGD)all year001
Flowmonthly averagereport only (MGD)all year001
Flowmonthly averagereport only (MGD)all year001
Produced water, oil and greasedaily maximum≤ 10 mg/Lall year001
Produced water, oil and greasedaily maximum≤ 10 mg/Lall year001
pHinstantaneous maximum≤ 9 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
pHdaily minimum≥ 6.5 SUall year002
pHdaily minimum≥ 6.5 SUall year002
Sulfide, total [as S]daily maximumreport only (mg/L)all year002
Sulfide, total [as S]daily maximumreport only (mg/L)all year002
Radium 226, Total Recoverabledaily maximum≤ 60 pCi/Lall year002
Durationmonthly totalreport only (d/mo)all year002
Durationmonthly totalreport only (d/mo)all year002
Flowdaily maximumreport only (MGD)all year002
Flowdaily maximumreport only (MGD)all year002
Flowmonthly averagereport only (MGD)all year002
Flowmonthly averagereport only (MGD)all year002
Produced water, oil and greasedaily maximum≤ 10 mg/Lall year002
Produced water, oil and greasedaily maximum≤ 10 mg/Lall year002
pHinstantaneous maximumreport only (SU)all yearDMPA
pHinstantaneous maximumreport only (SU)all yearDMPA
pHinstantaneous minimumreport only (SU)all yearDMPA
pHinstantaneous minimumreport only (SU)all yearDMPA
Sulfide, total [as S]daily maximumreport only (mg/L)all yearDMPA
Sulfide, total [as S]daily maximumreport only (mg/L)all yearDMPA
Flowdaily maximum≤ 8.401 MGDall yearSUM
Flowdaily maximum≤ 8.401 MGDall yearSUM
Flowdaily maximum≤ 1 cfsall yearUMPA
Flowdaily maximum≤ 1 cfsall yearUMPA

Cited limits by parameter: Wyoming's rules and the federal ones.

Same industry: the 209 Oil and Gas Extraction permits in Wyoming.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WY0001902 · MCP: https://passage-data.com/mcp