Opportunity Signals

State County Signal Type Minimum Severity Search Rows Per Page

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Turbidity (2); Flowing, Receiving Stream (1); Oil & Grease (1); Oil and grease visual (1); Outfall observation,visual, y/n response (1) 5

Compliance Pressure Npdes Violations 2025-11-30

CORE PIPELINE SEGMENT 5/6 | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

Select Brief Source Details

Chlorine, total residual (4); pH (4); Flow rate (4); Solids, total suspended (2) 5

Compliance Pressure Npdes Violations 2025-11-30

ROCKY BOY'S/NCMRWS CORE PIPELINE SEGMENT #3B&4 | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

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Turbidity (8); Outfall observation,visual, y/n response (4); Oil & Grease (4); Oil and grease visual (4); Duration (4) 5

Compliance Pressure Npdes Violations 2025-11-30

ROCKY BOY'S/NCMRWS CORE PIPELINE SEGMENT 7&8 | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

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Solids, total suspended (14); BOD, 5-day, 20 deg. C (14); pH (8); Temperature, water deg. centigrade (6); Nitrogen, ammonia total [as N] (6) 5

Compliance Pressure Npdes Violations 2025-08-31

AZURE LAGOON | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

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BOD, 5-day, 20 deg. C (16); Solids, total suspended (16); pH (14); Temperature, water deg. centigrade (10); Nitrogen, ammonia total [as N] (10) 5

Compliance Pressure Npdes Violations 2025-06-30

LOWER DRY FORK LAGOON | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

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Solids, total suspended (2); Temperature, water deg. centigrade (2) 5

Compliance Pressure Npdes Violations 2024-06-30

AGENCY LAGOON | Private Utility | MT / Hill

Validate the operator, engineer, and governing decision chain before outreach.

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max 53; avg 53.0 4

Reporting Weakness Dmr Pattern 2025-11-30

CORE PIPELINE SEGMENT 5/6 | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

Select Brief Source Details

max 77; avg 62.0 4

Reporting Weakness Dmr Pattern 2025-11-30

ROCKY BOY'S/NCMRWS CORE PIPELINE SEGMENT #3B&4 | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

Select Brief Source Details

max 124; avg 78.5 4

Reporting Weakness Dmr Pattern 2025-11-30

ROCKY BOY'S/NCMRWS CORE PIPELINE SEGMENT 7&8 | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

Select Brief Source Details

max 211; avg 123.3 4

Reporting Weakness Dmr Pattern 2025-08-31

AZURE LAGOON | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

Select Brief Source Details

max 304; avg 130.5 4

Reporting Weakness Dmr Pattern 2025-06-30

LOWER DRY FORK LAGOON | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

Select Brief Source Details

max 15; avg 15.0 4

Reporting Weakness Dmr Pattern 2024-06-30

AGENCY LAGOON | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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System scale suggests repeat O&M and documentation support opportunity (10 facilities; population 25). 3

Operational Complexity System Scale 2026-03-28

AQUATANA | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (6 facilities; population 128). 3

Operational Complexity System Scale 2026-03-28

BEAVER CREEK GOLF COURSE | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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rows 6; Chemical Oxygen Demand [COD] (2); pH (2); Solids, total suspended (2) 3

Reporting Weakness Dmr Pattern 2026-03-28

BNSF RAILWAY - HAVRE RAILYARD | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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rows 128; BOD, 5-day, 20 deg. C (20); Solids, total suspended (20); Flow rate (16); pH (10); Temperature, water deg. centigrade (10); days late max 10; avg 7.4 3

Reporting Weakness Dmr Pattern 2026-03-28

CITY OF HAVRE WWTP | Municipality | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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System scale suggests repeat O&M and documentation support opportunity (16 facilities; population 100). 3

Operational Complexity System Scale 2026-03-28

EAST END COLONY INC | Water System | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (11 facilities; population 70). 3

Operational Complexity System Scale 2026-03-28

GILDFORD COLONY | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (18 facilities; population 9921). 3

Operational Complexity System Scale 2026-03-28

HAVRE CITY OF | Municipality | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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rows 1; Solids, total suspended (1) 3

Reporting Weakness Dmr Pattern 2026-03-28

HAVRE READY MIX | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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rows 2; Solids, total suspended (1); Nitrite + Nitrate total [as N] (1) 3

Reporting Weakness Dmr Pattern 2026-03-28

HAVRE SAND & GRAVEL, INC | Private Company | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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rows 30; pH (10); Solids, total suspended (10); Oil and grease visual (5); Oil and grease, hexane extr method (5) 3

Reporting Weakness Dmr Pattern 2026-03-28

HAVRE SAND & GRAVEL, INC. | Private Company | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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System scale suggests repeat O&M and documentation support opportunity (8 facilities; population 80). 3

Operational Complexity System Scale 2026-03-28

HIDDEN VALLEY COLONY | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (34 facilities; population 1720). 3

Operational Complexity System Scale 2026-03-28

HILL COUNTY WATER DISTRICTS | District | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (20 facilities; population 79). 3

Operational Complexity System Scale 2026-03-28

HILLDALE COLONY | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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System scale suggests repeat O&M and documentation support opportunity (20 facilities; population 90). 3

Operational Complexity System Scale 2026-03-28

NORTH HAVRE COUNTY WATER DIST | Water System | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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rows 6; Chemical Oxygen Demand [COD] (1); Zinc, total recoverable (1); Aluminum, total recoverable (1); Lead, total recoverable (1); Copper, total recoverable (1) 3

Reporting Weakness Dmr Pattern 2026-03-28

PACIFIC STEEL AND RECYCLING | Private Utility | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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System scale suggests repeat O&M and documentation support opportunity (6 facilities; population 45). 3

Operational Complexity System Scale 2026-03-28

STOKES MARKET HAVRE | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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rows 3; Chemical Oxygen Demand [COD] (1); pH (1); Solids, total suspended (1) 3

Reporting Weakness Dmr Pattern 2026-03-28

UNIFIED DISPOSAL DISTRICT LANDFILL | District | MT / Hill

Review reporting workflow, SCADA telemetry, and operator coverage.

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System scale suggests repeat O&M and documentation support opportunity (9 facilities; population 35). 3

Operational Complexity System Scale 2026-03-28

WILD HORSE BORDER STATION | Private Utility | MT / Hill

Validate operator coverage, SOP maturity, and reporting load.

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303(D) Listed 2