Public water system record
City of Chillicothe
Serves Chillicothe, Hardeman County, TX · 675 people served
Federal records show 26 health-based violations and 17 monitoring/reporting issues for City of Chillicothe in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
Source water
Purchased surface water
ZIP
79225
EPA system ID
TX0990001
- Health-based violations, last 10 years
- 26
- Resolved
- 18
- Unresolved
- 1
- Archived by EPA
- 7
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 17
Key facts
- City of Chillicothe draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).
- Highest measured level in the last 10 years: Nitrate, 14 mg/L, federal limit 10 mg/L (1.4 times the limit), 2024.
- Most recent formal enforcement: compliance order with a penalty by Texas, October 2025.
- Record on file since 1984, with 28 health-based violations before October 19, 2016.
Check whether City of Chillicothe 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.111 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
220 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Active | No |
|
Nitrate
Contaminant limit exceeded
Measured 14 mg/L, federal limit 10 mg/L (1.4 times the limit)
|
330 | Apr 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jul 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Apr 1, 2023 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Jan 1, 2023 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jan 1, 2020 | Resolved | Yes |
|
Nitrate
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Oct 1, 2019 | Resolved | Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jul 1, 2019 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Jul 1, 2019 | Resolved | Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Apr 1, 2019 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Jan 1, 2019 | Resolved | Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jan 1, 2019 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
330 | Oct 1, 2018 | Resolved | Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jul 1, 2018 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
330 | Jul 1, 2018 | Resolved | Yes |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Apr 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jan 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Oct 1, 2017 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jul 1, 2017 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Sep 17, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2025 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2024 |
Active
Enforcement action in place
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Mar 18, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2019 | Resolved |
|
Public Notice
OTHER
|
Jan 4, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Public Notice
OTHER
|
Mar 8, 2018 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2017 | Resolved |
|
E. coli
Monitoring and reporting
|
Jul 1, 2014 | Resolved |
Full record since 1984
EPA's records for City of Chillicothe go back to 1984. Before October 19, 2016 they list 28 health-based violations (23 resolved, 5 archived by EPA without a recorded fix) and 11 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 2 | 0 |
| 1990s | 3 | 0 |
| 2000s | 17 | 3 |
| 2010 to October 18, 2016 | 6 | 8 |
| October 19, 2016 to 2019 | 13 | 9 |
| 2020s | 13 | 7 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2013, Resolved.
Show all 28 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
Jul 1, 2013 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
Apr 1, 2013 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.102 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
Jan 1, 2013 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.097 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Oct 1, 2012 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Jul 1, 2012 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Apr 1, 2012 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 15.5 mg/L, federal limit 10 mg/L (1.6 times the limit)
|
Jan 1, 2007 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11.9 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Jul 1, 2006 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10.5 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jan 1, 2006 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jul 1, 2005 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Apr 1, 2005 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Oct 1, 2004 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10 mg/L, federal limit 10 mg/L (at or just above the limit)
|
Jul 1, 2004 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
Apr 1, 2004 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10 mg/L, federal limit 10 mg/L (at or just above the limit)
|
Mar 1, 2004 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Jan 1, 2004 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 14 mg/L, federal limit 10 mg/L (1.4 times the limit)
|
Oct 1, 2003 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jul 1, 2003 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 10 mg/L, federal limit 10 mg/L (at or just above the limit)
|
Mar 1, 2003 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jan 1, 2003 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
Jul 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 12 mg/L, federal limit 10 mg/L (1.2 times the limit)
|
Apr 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 13 mg/L, federal limit 10 mg/L (1.3 times the limit)
|
Jan 1, 2002 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
May 23, 1995 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 23, 1990 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 23, 1990 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Dec 8, 1985 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 4, 1984 | Archived |
Enforcement actions
Texas regulators took 8 formal enforcement actions against City of Chillicothe between 2003 and 2025, filed as 17 records in EPA's data. The most recent was a compliance order with a penalty in October 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 28, 2025 | Texas | Compliance order with a penalty | 6 violations (4 health-based): Nitrate, Lead and Copper Rule |
| Jan 21, 2020 | Texas | Compliance order with a penalty | 9 violations (6 health-based): Nitrate, Chlorine |
| Oct 24, 2018 | Texas | Compliance order with a penalty | 10 violations (8 health-based): Total Trihalomethanes (TTHMs), E. coli, Lead and Copper Rule |
| Aug 15, 2014 | Texas | Compliance order with a penalty | 6 violations (6 health-based): Total Trihalomethanes (TTHMs) |
| Jan 21, 2004 | Texas | Signed compliance agreement | 2 violations (2 health-based): Nitrate |
| Dec 12, 2003 | Texas | Signed compliance agreement | 1 violation (1 health-based): Nitrate |
| Oct 27, 2003 | Texas | Signed compliance agreement | 2 violations (2 health-based): Nitrate |
| Oct 16, 2003 | Texas | Signed compliance agreement | 8 violations (8 health-based): Nitrate |
What the violations mean
Total Trihalomethanes (TTHMs)
15 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Nitrate
10 incidentsNitrate exceeded the federal limit
High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
City of Chillicothe draws water from 3 wells (1 of them for emergency, seasonal or other part-time use). It also buys water from Greenbelt Miwa.
Buys water from
- Greenbelt Miwa Clarendon, TX
Annual water quality report
City of Chillicothe 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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 Texas.
Certified drinking water labs by state EPA guidance for private wells