DAWSON, IL · Sangamon County
DAWSON Water System
Consumer Confidence Report status
DAWSON must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for DAWSON.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.
System facts
- System ID (PWSID)
- IL1670400
- System type
- Community Water System
- Population served
- 2,375
- Service connections
- 820
- Ownership
- local government
- Water source
- groundwater (wells)
DAWSON is one of 773 community water systems in Illinois in the 501 to 3,300 people size category, serving 2,375 people from groundwater.
As of August 1, 2026, its federal record holds 76 entries between 1977 and 2026, all of which EPA lists as closed.
Of the 76, 73 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, the Radionuclides and Revised Rad Rule, and the Consumer Confidence Rule.
Violation history
Monitoring, Regular
—Pentachlorophenol
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—2,4,5-TP
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—2,4-D
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Heptachlor epoxide
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Heptachlor
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Aldicarb
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—LASSO
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Atrazine
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Chlordane
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Endrin
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—BHC-GAMMA
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Methoxychlor
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Toxaphene
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Dalapon
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Diquat
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Endothall
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—OXAMYL
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Simazine
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Picloram
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Dinoseb
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Aldicarb sulfone
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—Carbofuran
January 1, 2026 – March 31, 2026
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Endrin
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—BHC-GAMMA
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Methoxychlor
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Toxaphene
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Dalapon
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Diquat
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Endothall
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—OXAMYL
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Simazine
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Picloram
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Dinoseb
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Aldicarb sulfone
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Carbofuran
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Aldicarb
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Atrazine
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—LASSO
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Heptachlor
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Heptachlor epoxide
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—2,4-D
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—2,4,5-TP
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Benzo(a)pyrene
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Pentachlorophenol
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Chlordane
July 1, 2025 – September 30, 2025
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2025 – March 31, 2025
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
July 1, 2024 – September 30, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023 – August 7, 2023
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2023 – December 31, 2023
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2023 – December 31, 2023
ResolvedInitial, Follow-up, or Routine Source Water M/R
—Lead and Copper Rule
July 1, 2021 – January 24, 2022
ResolvedLead Consumer Notice
—Lead and Copper Rule
December 30, 2020 – February 4, 2021
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2019 – September 3, 2019
ResolvedLead Consumer Notice
—Lead and Copper Rule
January 1, 2017 – January 17, 2017
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2014 – May 16, 2014
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2010 – September 30, 2010
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2010 – July 26, 2010
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2008 – May 7, 2008
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Benzo(a)pyrene | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | HEXACHLOROBENZENE | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | 2,4,5-TP | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | 2,4-D | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Heptachlor epoxide | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Heptachlor | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Aldicarb | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | LASSO | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Atrazine | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Chlordane | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Endrin | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | BHC-GAMMA | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Methoxychlor | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Toxaphene | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Dalapon | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Diquat | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Endothall | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | OXAMYL | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Simazine | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Picloram | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Dinoseb | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Aldicarb sulfoxide | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Aldicarb sulfone | — | Archived |
| January 1, 2026 – March 31, 2026 | Monitoring, Regular | Carbofuran | — | Archived |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Endrin | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Methoxychlor | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Toxaphene | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Dalapon | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Endothall | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | OXAMYL | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Simazine | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Picloram | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Dinoseb | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Carbofuran | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Aldicarb | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Atrazine | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | LASSO | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Heptachlor | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2025 – March 31, 2025 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| July 1, 2023 – August 7, 2023 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2023 – December 31, 2023 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2023 – December 31, 2023 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2021 – January 24, 2022 | Initial, Follow-up, or Routine Source Water M/R | Lead and Copper Rule | — | Resolved |
| December 30, 2020 – February 4, 2021 | Lead Consumer Notice | Lead and Copper Rule | — | Resolved |
| July 1, 2019 – September 3, 2019 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2017 – January 17, 2017 | Lead Consumer Notice | Lead and Copper Rule | — | Resolved |
| April 1, 2014 – May 16, 2014 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2010 – September 30, 2010 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2010 – July 26, 2010 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| April 1, 2008 – May 7, 2008 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| June 30, 1977 – June 29, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is DAWSON required to publish a Consumer Confidence Report?
- Yes. DAWSON is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is DAWSON’s next Consumer Confidence Report due?
- DAWSON’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does DAWSON have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for DAWSON.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
PRYTHERCH, JO (JODY)
217-364-5975
DAWSON, IL 62520