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Target Account Brief

Generated: 2026-09-25 User: Vincent Palafox Count: 1 View: COMBINED State: All County: All counties
NPDES facility

MANASSA WWTF

NPDES ID COG591199 | Manassa, Conejos, CO
Owner
MANASSA WWTF
Primary Contact
MANASSA WWTF
Phone
Not listed
Email
Not listed
Website / Source
https://echo.epa.gov/detailed-facility-report?fid=COG591199
Address
CR P AND N 1 ST, Manassa, CO, 81141
Recommended Work
Lift station rehab
Urgency
Normal
Region
Unassigned
County Fit
Great Target
County Focus
Conejos, CO
Closest Base
Grand Junction, CO
Base Distance
182 mi
Default PM
Not mapped
Score
2190
Recent issues
215 in last 2 years
Most recent
2026-01-31
Days late
max 168; avg 72.1
DMR pattern
BOD, 5-day, 20 deg. C (24); Flow, in conduit or thru treatment plant (16); Solids, total suspended (16); E. coli (8); Plant capacity fact. percent of capacity (8)
Permit status
Not listed
Impaired waters
Not listed
DMR rows
236
FY2026 DMR
236

Summary

E. coli (31); BOD, 5-day, 20 deg. C (22); Sulfide-hydrogen sulfide [undissociated] (21); Solids, total suspended (18); BOD, 5-day, percent removal (15)

PEAK Detail

Repeated NPDES issues (215 in last 2 years); evaluate lift stations, controls, pumping reliability, and reporting workflow.

County Fit

  • Rating: Great Target
  • Why: Inside the active county. Aligned to the active region. Closest base Grand Junction, CO (182 mi)
  • Closest Base: Grand Junction, CO | 182 mi

Facility Profile

  • MWD

Partner Network

County only

  • Engineers: JVA Consulting Engineers; SGM; Triunity Engineering
  • Contractors: ASCO Construction; Advanced Concrete Lifting; All Demolition Excavating Company

Recent Issues

  • 2026-01-31 | Solids, total suspended | DMR, Limited - Numeric Violation | Days late 0
  • 2026-01-31 | BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | Days late 0
  • 2026-01-31 | Sulfide-hydrogen sulfide [undissociated] | DMR, Limited - Numeric Violation | Days late 0
  • 2026-01-31 | BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | Days late 0
  • 2026-01-31 | BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | Sulfide-hydrogen sulfide [undissociated] | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | Solids, total suspended | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | Solids, total suspended | DMR, Limited - Numeric Violation | Days late 0
  • 2025-11-30 | Sulfide-hydrogen sulfide [undissociated] | DMR, Limited - Numeric Violation | Days late 0
  • 2025-11-30 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-11-30 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-10-31 | Sulfide-hydrogen sulfide [undissociated] | DMR, Limited - Numeric Violation | Days late 0
  • 2025-10-31 | Nitrogen, inorganic total | DMR, Limited - Numeric Violation | Days late 0
  • 2025-10-31 | BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | Days late 0
  • 2025-10-31 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-10-31 | E. coli | DMR, Limited - Numeric Violation | Days late 0
  • 2025-09-30 | Sulfide-hydrogen sulfide [undissociated] | DMR, Limited - Numeric Violation | Days late 0
  • 2025-09-30 | Nitrogen, inorganic total | DMR, Limited - Numeric Violation | Days late 0

Supporting Notes

  • Exceedence summary: max 24900.0%; avg 1551.8%

Source Evidence

  • Name: EPA ECHO NPDES
  • Type: Regulatory Dataset
  • Date: 2026-01-31
  • Confidence: High
  • Source Key: COG591199
  • E. coli (31); BOD, 5-day, 20 deg. C (22); Sulfide-hydrogen sulfide [undissociated] (21); Solids, total suspended (18); BOD, 5-day, percent removal (15)
  • Source Link: https://echo.epa.gov/detailed-facility-report?fid=COG591199