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Target Account Brief

Generated: 2026-09-24 User: Vincent Palafox Count: 1 View: COMBINED State: All County: All counties
NPDES facility

PLUM CREEK WW AUTHORITY WWTF

NPDES ID CO0038547 | Castle Rock, Douglas, CO
Owner
PLUM CREEK WW AUTHORITY WWTF
Primary Contact
PLUM CREEK WW AUTHORITY WWTF
Phone
Not listed
Email
Not listed
Website / Source
https://echo.epa.gov/detailed-facility-report?fid=CO0038547
Address
4255 N HWY 85, Castle Rock, CO, 80108
Recommended Work
Lift station rehab
Urgency
Normal
Region
Unassigned
County Fit
Great Target
County Focus
Douglas, CO
Closest Base
Grand Junction, CO
Base Distance
195 mi
Default PM
Not mapped
Score
40
Recent issues
4 in last 2 years
Most recent
2026-01-31
Days late
max 0; avg 0.0
DMR pattern
BOD, 5-day, 20 deg. C (24); Phosphorus, total [as P] (21); Flow, in conduit or thru treatment plant (16); Solids, total suspended (16); E. coli (8)
Permit status
Not listed
Impaired waters
Not listed
DMR rows
191
FY2026 DMR
191

Summary

Flow, in conduit or thru treatment plant (4)

PEAK Detail

Repeated NPDES issues (4 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 (195 mi)
  • Closest Base: Grand Junction, CO | 195 mi

Facility Profile

  • MWD

Partner Network

County only

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

Recent Issues

  • 2026-01-31 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2025-12-31 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2024-11-30 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2024-03-31 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2023-06-30 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2023-05-31 | Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | Days late 0
  • 2019-04-30 | pH | DMR, Limited - Numeric Violation | Days late 0
  • 2017-03-31 | Plant capacity fact. percent of capacity | DMR, Monitor Only - Overdue | Days late 60
  • 2017-02-28 | Plant capacity fact. percent of capacity | DMR, Monitor Only - Overdue | Days late 91
  • 2017-01-31 | Plant capacity fact. percent of capacity | DMR, Monitor Only - Overdue | Days late 120
  • 2010-03-31 | Phosphorus, total [as P] | DMR, Limited - Overdue | Days late 119
  • 2010-03-31 | Phosphorus, total [as P] | DMR, Monitor Only - Overdue | Days late 119
  • 2010-03-31 | Phosphorus, total [as P] | DMR, Monitor Only - Overdue | Days late 119
  • 2008-08-31 | pH | DMR, Limited - Numeric Violation | Days late 1
  • 2007-11-30 | Oil and grease | DMR, Limited - Numeric Violation | Days late 0
  • 2005-06-30 | %Effect Static Renewal 7Day Chronic Pimephales promelas | DMR, Limited - Overdue | Days late 63
  • 2005-06-30 | %Effect Static Renewal 7Day Chronic Pimephales promelas | DMR, Monitor Only - Overdue | Days late 63
  • 2005-06-30 | %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | DMR, Limited - Overdue | Days late 63
  • 2005-06-30 | %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | DMR, Monitor Only - Overdue | Days late 63
  • 2005-06-30 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DMR, Monitor Only - Overdue | Days late 63

Supporting Notes

  • Exceedence summary: max 5.0%; avg 2.0%

Source Evidence