Public water system record
Logan Co RWD #1
Serves an area of Logan County, OK that includes Guthrie and Seward · 8,907 people served
Federal records show 1 health-based violation and 1 monitoring/reporting issue for Logan Co RWD #1 in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- Logan Co RWD #1 draws water from 9 wells.
- Most recent formal enforcement: compliance order with a penalty by Oklahoma, November 2012.
- Record on file since 1991, with 27 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 1,695 unknown out of 4,424 service lines.
Check whether Logan Co RWD #1 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 |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | 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 REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
Full record since 1991
EPA's records for Logan Co RWD #1 go back to 1991. Before October 19, 2016 they list 27 health-based violations (27 resolved) and 43 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 3 | 0 |
| 2000s | 4 | 1 |
| 2010 to October 18, 2016 | 20 | 42 |
| 2020s | 1 | 1 |
Most recent health-based violation before October 19, 2016: Combined Uranium, began July 2012, Resolved.
Show all 27 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Uranium
Contaminant limit exceeded
Measured 208 µg/L, federal limit 30 µg/L (6.9 times the limit)
|
Jul 1, 2012 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 41 µg/L, federal limit 30 µg/L (1.4 times the limit)
|
Jul 1, 2012 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 40 µg/L, federal limit 30 µg/L (1.3 times the limit)
|
Apr 1, 2012 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 37 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
Jan 1, 2012 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 41 µg/L, federal limit 30 µg/L (1.4 times the limit)
|
Oct 1, 2011 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Oct 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 33 µg/L, federal limit 30 µg/L (1.1 times the limit)
|
Jul 1, 2011 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 19 pCi/L, federal limit 15 pCi/L (1.3 times the limit)
|
Jul 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 31 µg/L, federal limit 30 µg/L (at or just above the limit)
|
Apr 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 36 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
Apr 1, 2011 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 24 pCi/L, federal limit 15 pCi/L (1.6 times the limit)
|
Apr 1, 2011 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 36 pCi/L, federal limit 15 pCi/L (2.4 times the limit)
|
Apr 1, 2011 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 36 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
Jan 1, 2011 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 19 pCi/L, federal limit 15 pCi/L (1.3 times the limit)
|
Oct 1, 2010 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 35 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
Oct 1, 2010 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 94 pCi/L, federal limit 15 pCi/L (6.3 times the limit)
|
Oct 1, 2010 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 35 µg/L, federal limit 30 µg/L (1.2 times the limit)
|
Jul 1, 2010 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 120 pCi/L, federal limit 15 pCi/L (8 times the limit)
|
Jul 1, 2010 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 123 pCi/L, federal limit 15 pCi/L (8.2 times the limit)
|
Apr 1, 2010 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 203 pCi/L, federal limit 15 pCi/L (14 times the limit)
|
Jan 1, 2010 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 130 µg/L, federal limit 30 µg/L (4.3 times the limit)
|
Apr 1, 2009 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 224 µg/L, federal limit 30 µg/L (7.5 times the limit)
|
Jan 1, 2009 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 170 µg/L, federal limit 30 µg/L (5.7 times the limit)
|
Oct 1, 2008 | Resolved |
|
Combined Uranium
Contaminant limit exceeded
Measured 262 µg/L, federal limit 30 µg/L (8.7 times the limit)
|
Oct 1, 2007 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1991 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1991 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1991 | Resolved |
Enforcement actions
Oklahoma regulators took 6 formal enforcement actions against Logan Co RWD #1 and issued 1 boil water order between 1991 and 2012. The most recent was a compliance order with a penalty in November 2012.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Nov 8, 2012 | Oklahoma | Compliance order with a penalty | 2 violations (2 health-based): Combined Uranium |
| Sep 4, 2012 | Oklahoma | Compliance order with a penalty | 10 violations (10 health-based): Gross Alpha, Excl. Radon and U, Combined Uranium |
| Jun 27, 2012 | Oklahoma | Compliance order with a penalty | 42 violations: o-Dichlorobenzene, Ethylbenzene, 1,2,4-Trichlorobenzene, cis-1,2-Dichloroethylene, DICHLOROMETHANE |
| Feb 24, 2011 | Oklahoma | Compliance order with a penalty | 8 violations (8 health-based): Gross Alpha, Excl. Radon and U, Combined Uranium |
| Nov 5, 2009 | Oklahoma | Compliance order with a penalty | 4 violations (4 health-based): Combined Uranium |
| Aug 29, 2008 | Oklahoma | Compliance order with a penalty | 1 violation: Glyphosate |
| Oct 9, 1991 | Oklahoma | Boil water order | 1 violation |
What the violations mean
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
Logan Co RWD #1 draws water from 9 wells. It also buys water from Langston PWA and Guthrie.
Buys water from
- Langston PWA Langston, OK
- Guthrie Guthrie, OK
Annual water quality report
Logan Co RWD #1 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 Oklahoma.
Certified drinking water labs by state EPA guidance for private wells