Public water system record
Excelsior Springs PWS
Serves Excelsior Springs, Clay County, MO · 11,084 people served
Federal records show no health-based violations and 3 monitoring/reporting issues for Excelsior Springs PWS in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 3
Key facts
- Excelsior Springs PWS draws water from 6 wells.
- Record on file since 1993, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 244 service lines.
Check whether Excelsior Springs PWS serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Groundwater Rule
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
Full record since 1993
EPA's records for Excelsior Springs PWS go back to 1993. Before October 19, 2016 they list 3 health-based violations (2 resolved, 1 archived by EPA without a recorded fix) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 0 |
| 2010 to October 18, 2016 | 2 | 0 |
| October 19, 2016 to 2019 | 0 | 2 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2016, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 80 µg/L (1.1 times the limit)
|
Jul 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 80 µg/L (1.1 times the limit)
|
Apr 1, 2016 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1993 | Archived |
Where the water comes from
Excelsior Springs PWS draws water from 6 wells. It also has an emergency connection to MO American Wood Heights. 5 other community water systems buy water from Excelsior Springs PWS. 1 other public water system has an emergency connection to Excelsior Springs PWS.
Emergency or part-time connections to
- MO American Wood Heights St Joseph, MO
Community systems that buy water from it
- Clay County PWSD 3 Holt, MO
- MO American Lawson St Joseph, MO
- Prathersville PWS Excelsior Springs, MO
- Ray County PWSD 1 Lawson, MO
- Twin Lakes MHP Shawnee, KS
Annual water quality report
Excelsior Springs PWS must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Missouri.
Certified drinking water labs by state EPA guidance for private wells