Public water system record
Mark
Serves Mark, Putnam County, IL · 555 people served
Federal records show 1 health-based violation and 2 monitoring/reporting issues for Mark in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Mark draws water from 3 wells.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit), 2022.
- Most recent formal enforcement: compliance order (no penalty) by Illinois, August 2022.
- Record on file since 1981, with 18 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 23 unknown out of 254 service lines.
Check whether Mark 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 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Apr 1, 2022 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2022 | Resolved |
|
Public Notice
OTHER
|
Jul 6, 2022 | Resolved |
Full record since 1981
EPA's records for Mark go back to 1981. Before October 19, 2016 they list 18 health-based violations (18 resolved) and 12 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 4 | 0 |
| 1990s | 4 | 8 |
| 2000s | 10 | 4 |
| 2020s | 1 | 2 |
Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began October 2004, Resolved.
Show all 18 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jul 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jul 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Jan 1, 2003 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 2002 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Mar 1, 2002 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Oct 1, 1999 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Feb 4, 1998 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Feb 4, 1998 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Feb 1, 1992 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Apr 1, 1989 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Feb 5, 1988 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Apr 1, 1985 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Apr 23, 1981 | Resolved |
Enforcement actions
Illinois regulators took 3 formal enforcement actions against Mark between 2001 and 2022. The most recent was a compliance order (no penalty) in August 2022.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Aug 26, 2022 | Illinois | Compliance order (no penalty) | 1 violation (1 health-based): Total Trihalomethanes (TTHMs) |
| Mar 19, 2004 | Illinois | Signed compliance agreement | 12 violations (12 health-based): Gross Alpha, Excl. Radon and U, Combined Radium (-226 and -228) |
| Nov 20, 2001 | Illinois | Signed compliance agreement | 5 violations (5 health-based): Gross Alpha, Excl. Radon and U, Combined Radium (-226 and -228) |
What the violations mean
Total Trihalomethanes (TTHMs)
1 incidentDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Where the water comes from
Mark draws water from 3 wells. It also has an emergency connection to Granville.
Emergency or part-time connections to
- Granville Granville, IL
Annual water quality report
Mark 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 Illinois.
Certified drinking water labs by state EPA guidance for private wells