Cascade Shores WWTP
14326 Gas Canyon Rd, Nevada City, CA 95959 · Nevada County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- 0.03 MGD
- NPDES permit
- CAC442921
- Effective
- Permit expires
- June 2031
- Population served
- 441
- CWNS 2022
Cascade Shores WWTP is a publicly owned wastewater treatment works in Nevada City, Nevada County, California treating an average of 0.01 million gallons per day against a permitted design capacity of 0.03 MGD, serving about 441 residents. It discharges under NPDES permit CAC442921 (effective), which expires in June 2031, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures and unit processes at Cascade Shores WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Nevada City
Nevada City's capital improvement plan lists 29 water, sewer and wastewater line items worth $38M starting 2025–2029. The largest budgeted items are shown here.
All water and sewer capital projects in Nevada City →
| Project | Budget | Years |
|---|---|---|
| Additional Reservoir Storage | $9,130,000 | 2027–2029 |
| Conversion to UV | $6,000,000 | 2028–2029 |
| Sugarloaf Additional Water Tank | $5,080,000 | 2028–2030 |
| Biosolids Processing | $2,700,000 | 2026–2028 |
| Emergency Wastewater Storage Basins | $2,350,000 | 2028–2030 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Decision-makers at Cascade Shores WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in California
Nevada City · 7 mi away
0.41 MGD
Penn Valley · 17 mi away
0.37 MGD
Auburn · 18 mi away
0.47 MGD
Smartsville · 22 mi away
0.01 MGD
Auburn · 28 mi away
1.29 MGD
Soda Springs · 28 mi away
0.19 MGD
Lincoln · 36 mi away
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Placerville · 37 mi away
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Cascade Shores WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 3, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms