Passage Data · Check a report · Use it from your AI

San Juan Coal Company-San Juan

Bituminous Coal And Lignite - Surface, Waterflow, New Mexico. NPDES permit NM0028746, in force until Jan 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 61 days after each period: outfall 001 form A quarterly (10 values), outfall 002 form A quarterly (14 values), outfall 006 form A quarterly (12 values), outfall 007 form A quarterly (12 values), outfall 008 form A quarterly (12 values), outfall 010 form A quarterly (10 values), and 17 more forms
Last report on file
July 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 120 reports late

Limits in force (170)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6.6 SUall year001
pHminimum≥ 6.6 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year001
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year001
Solids, total dissolveddaily maximum< 2000 lb/dall year001
Solids, total dissolveddaily maximum< 2000 lb/dall year001
pHminimum≥ 6.6 SUall year002
pHminimum≥ 6.6 SUall year002
pHmaximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
Aluminum, total recoverable30-day average≤ 7.07 mg/Lall year002
Aluminum, total recoverable30-day average≤ 7.07 mg/Lall year002
Aluminum, total recoverabledaily maximum≤ 7.07 mg/Lall year002
Aluminum, total recoverabledaily maximum≤ 7.07 mg/Lall year002
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year002
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year002
Solids, total dissolveddaily maximum< 2000 lb/dall year002
Solids, total dissolveddaily maximum< 2000 lb/dall year002
pHminimum≥ 6.6 SUall year006
pHminimum≥ 6.6 SUall year006
pHmaximum≤ 9 SUall year006
pHmaximum≤ 9 SUall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year006
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year006
Solids, total dissolveddaily maximum< 2000 lb/dall year006
Solids, total dissolveddaily maximum< 2000 lb/dall year006
pHminimum≥ 6.6 SUall year007
pHminimum≥ 6.6 SUall year007
pHmaximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
Solids, settleabledaily maximum≤ .5 mL/Lall year007
Solids, settleabledaily maximum≤ .5 mL/Lall year007
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year007
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year007
Solids, total dissolveddaily maximum< 2000 lb/dall year007
Solids, total dissolveddaily maximum< 2000 lb/dall year007
pHminimum≥ 6.6 SUall year008
pHminimum≥ 6.6 SUall year008
pHmaximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
Solids, settleabledaily maximum≤ .5 mL/Lall year008
Solids, settleabledaily maximum≤ .5 mL/Lall year008
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year008
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year008
Solids, total dissolveddaily maximum< 2000 lb/dall year008
Solids, total dissolveddaily maximum< 2000 lb/dall year008
pHminimum≥ 6.6 SUall year010
pHminimum≥ 6.6 SUall year010
pHmaximum≤ 9 SUall year010
pHmaximum≤ 9 SUall year010
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year010
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year010
Solids, total dissolveddaily maximum< 2000 lb/dall year010
Solids, total dissolveddaily maximum< 2000 lb/dall year010
pHminimum≥ 6.6 SUall year011
pHminimum≥ 6.6 SUall year011
pHmaximum≤ 9 SUall year011
pHmaximum≤ 9 SUall year011
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year011
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year011
Solids, total dissolveddaily maximum< 2000 lb/dall year011
Solids, total dissolveddaily maximum< 2000 lb/dall year011
pHminimum≥ 6.6 SUall year012
pHminimum≥ 6.6 SUall year012
pHmaximum≤ 9 SUall year012
pHmaximum≤ 9 SUall year012
Copper, total [as Cu]30-day average≤ .115 mg/Lall year012
Copper, total [as Cu]30-day average≤ .115 mg/Lall year012
Copper, total [as Cu]daily maximum≤ .115 mg/Lall year012
Copper, total [as Cu]daily maximum≤ .115 mg/Lall year012
Aluminum, total [as Al]30-day average≤ 6.11 mg/Lall year012
Aluminum, total [as Al]30-day average≤ 6.11 mg/Lall year012
Aluminum, total [as Al]daily maximum≤ 6.11 mg/Lall year012
Aluminum, total [as Al]daily maximum≤ 6.11 mg/Lall year012
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year012
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year012
Solids, total dissolveddaily maximum< 2000 lb/dall year012
Solids, total dissolveddaily maximum< 2000 lb/dall year012
pHminimum≥ 6.6 SUall year013
pHminimum≥ 6.6 SUall year013
pHmaximum≤ 9 SUall year013
pHmaximum≤ 9 SUall year013
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year013
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year013
Solids, total dissolveddaily maximum< 2000 lb/dall year013
Solids, total dissolveddaily maximum< 2000 lb/dall year013
pHminimum≥ 6.6 SUall year014
pHminimum≥ 6.6 SUall year014
pHmaximum≤ 9 SUall year014
pHmaximum≤ 9 SUall year014
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year014
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year014
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year014
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year014
Priority pollutants scan [yes/no]valuereport only (N=0;Y=1)all year014
Solids, total dissolveddaily maximum< 2000 lb/dall year014
Solids, total dissolveddaily maximum< 2000 lb/dall year014
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX6
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX6
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX6
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX6
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX6
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX6
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX6
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX6
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX6
Coef Of Var Static Renewal 7Day Chronic Pimephales promelasvaluereport only (%)all yearTX6
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX6
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX6
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX6
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX6
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX7
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX7
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX7
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX7
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX7
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX7
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX7
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX7
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX7
Coef Of Var Static Renewal 7Day Chronic Pimephales promelasvaluereport only (%)all yearTX7
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX7
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX7
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX7
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX7
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX8
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX8
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (pass=0;fail=1)all yearTX8
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (pass=0;fail=1)all yearTX8
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX8
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX8
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX8
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX8
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX8
Coef Of Var Static Renewal 7Day Chronic Pimephales promelasvaluereport only (%)all yearTX8
LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX8
LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX8
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubiavaluereport only (%)all yearTX8
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelasvaluereport only (%)all yearTX8

How strict are these limits?

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

Same industry: the 4 Coal Mining permits in New Mexico.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NM0028746 · MCP: https://passage-data.com/mcp