Historical Compliance Records ID

City of Rexburg

EPA ID: ID7330022 ยท 40,695 people served ยท 2 ZIP codes

ZipCheckup's reading of EPA records for City of Rexburg (ID7330022): 58 violations on record since 2021. Over the period covered by EPA data, City of Rexburg recorded 58 violations, each listed as resolved; the utility serves 40,695 residents.

Data: EPA SDWIS

40,695
People Served
2
ZIP Codes Served
58
Violations (since 2021)
Groundwater
Water Source
0.002 mg/L
Most recent lead 90th percentile on record (monitoring period ending 2024-12-31)
Zone 2
County Radon Potential ยท Moderate
29
Contaminants Flagged

Service Area Map

Coverage area for City of Rexburg Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$57,701
Median Household Income
50,704
Population of ZIP Codes Served (Census)
17%
Disadvantaged Population
40th
Poverty Percentile
60th
Energy Burden Percentile
29%
Pre-1986 Housing

The ZIP codes associated with City of Rexburg have a median household income of $57,701 and about 50,704 residents live in those ZIP codes (Census; not the number of people this system supplies).

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

City of Rexburg's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Moderate Risk
Source Contamination Risk
0th
Wastewater Discharge Proximity
10th
Superfund Site Proximity

Infrastructure Risk

20 yr
Estimated pipe age (modeled from housing age)
PEX or Copper
Likely pipe material (modeled)
45 yr
Est. Remaining Life
Stable
Decay Status
Installed 31% of expected lifespan used (estimate) End of life

Comparable Water Systems

Similar-sized systems in Idaho

City of Kuna
32,038 people
B 1 violation
City of Coeur D Alene
54,115 people
C 0 violations
Moscow Water Department
26,000 people
C 23 violations
City of Twin Falls
56,121 people
B 6 violations
City of Pocatello
58,231 people
B 3 violations

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $1,500

Annual per household (ZipCheckup estimate)

Estimated Cumulative Cost Per Household

5 years
$7,500
10 years
$15,000
20 years
$30,000

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

City of Rexburg (EPA ID: ID7330022) is a community water system in Idaho that serves approximately 40,695 people from groundwater sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

No current noncompliance in the accepted 2026Q2 snapshot. The 58 records in the 2021-2026 window are classified as resolved or archived, not current.

Status breakdown for accepted records with record years 2021-2026: 0 resolved, 58 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
January 1, 2023 Endrin Non-health-based Archived
January 1, 2023 BHC-GAMMA Non-health-based Archived
January 1, 2023 Methoxychlor Non-health-based Archived
January 1, 2023 Toxaphene Non-health-based Archived
January 1, 2023 Dalapon Non-health-based Archived
January 1, 2023 Diquat Non-health-based Archived
January 1, 2023 Endothall Non-health-based Archived
January 1, 2023 Glyphosate Non-health-based Archived
January 1, 2023 Di(2-ethylhexyl) adipate Non-health-based Archived
January 1, 2023 OXAMYL Non-health-based Archived
January 1, 2023 Simazine Non-health-based Archived
January 1, 2023 Di(2-ethylhexyl) phthalate Non-health-based Archived
January 1, 2023 Picloram Non-health-based Archived
January 1, 2023 Dinoseb Non-health-based Archived
January 1, 2023 Hexachlorocyclopentadiene Non-health-based Archived
January 1, 2023 Carbofuran Non-health-based Archived
January 1, 2023 Atrazine Non-health-based Archived
January 1, 2023 LASSO Non-health-based Archived
January 1, 2023 Heptachlor Non-health-based Archived
January 1, 2023 Heptachlor epoxide Non-health-based Archived

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Endrin Other Violation 2 No
BHC-GAMMA Other Violation 2 No
Methoxychlor Other Violation 2 No
Toxaphene Other Violation 2 No
Dalapon Other Violation 2 No
Diquat Other Violation 2 No
Endothall Other Violation 2 No
Glyphosate Other Violation 2 No
Di(2-ethylhexyl) adipate Other Violation 2 No
OXAMYL Other Violation 2 No
Simazine Other Violation 2 No
Di(2-ethylhexyl) phthalate Monitoring & Reporting 2 No
Picloram Other Violation 2 No
Dinoseb Other Violation 2 No
Hexachlorocyclopentadiene Other Violation 2 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0.002 mg/L No 2024-12-31

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

2 of 2 ZIP records with known zones are in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by ID or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Rexburg (ID7330022) on EPA.gov.

Frequently Asked Questions

Is City of Rexburg water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for City of Rexburg; its 58 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does City of Rexburg serve?

City of Rexburg serves approximately 40,695 people across 2 ZIP codes in Idaho.

Where does City of Rexburg get its water?

The primary water source is groundwater.

Federal UCMR5 PFAS Monitoring: No PFAS Reported Above Reporting Levels

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were reported above UCMR5 minimum reporting levels.

Samples collected
232

EPA's April 2024 PFAS rule sets MCLs of 4 ppt for PFOA and PFOS and 10 ppt for PFHxS, PFNA and HFPO-DA (GenX); water systems must comply from 2029. Other PFAS compounds have no individual federal MCL. A state standard is shown only where this system's state has its own enforceable PFAS limit. Detection results are EPA UCMR5 samples, not a measurement at your tap.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Should I use a water filter? ▼
Given 58 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does City of Rexburg serve? ▼
City of Rexburg serves approximately 40,695 people with drinking water across 2 ZIP codes.
What is City of Rexburg's water source? ▼
City of Rexburg draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in City of Rexburg's water? ▼
The most recent 90th-percentile lead result on record is 0.002 mg/L (sample period ending 2024-12-31). This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with City of Rexburg? ▼
The ZIP codes mapped to City of Rexburg have a median household income of $57,701 (Census ZIP-code estimate). Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does City of Rexburg get its water? ▼
City of Rexburg's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on the available data, the modeled source-contamination category is moderate; test local water to assess actual exposure.

How to cite this page

APA ZipCheckup. (n.d.). City of Rexburg (ID): 58 EPA Violations. https://zipcheckup.com/water-system/id7330022/
BibTeX
@misc{zipcheckup-water-system-id7330022,
  author = {{ZipCheckup}},
  title  = {{City of Rexburg (ID): 58 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/id7330022/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

City of Rexburg (EPA ID: ID7330022) - request the latest Consumer Confidence Report or ask about specific contaminants.

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