How many water violations are in Randolph County?

Randolph County has 2,700 total drinking water violations across 45 water systems, of which 437 are health-based violations. 100.0% of systems have at least one violation.

How many people get water from Randolph County systems?

Water systems in Randolph County serve approximately 18,952 people through 45 public water systems.

Has PFAS been detected in Randolph County water?

Under EPA UCMR5, 0 of 2 tested systems in Randolph County had at least one PFAS detection (0.0% of the UCMR5-tested subset - not of all 45 SDWIS systems).

What types of water sources supply Randolph County?

Water systems in Randolph County use GW (45 systems) as their primary water sources.

Are health-based violations serious?

Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 16.2% of Randolph County's violations are health-based. Among counties with any SDWIS violations, this extract puts Randolph County in the middle health-based share band. Not all violations indicate immediate health risk, but they require corrective action.

Counties → Indiana

Randolph County, Indiana

Compiled by PlainWater · May 15, 2026

SDWIS compliance plate

Sheet IN135 · Randolph County 45 sys · 2,700 viol · #1826/3254

VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-CLEAN · SRC-GW · SYS-MID · BOOK-FULL

VIOL-SEVERE 100.0% flagged
HEALTH-LOW 16.2% health
RANK-MID #1826/3254
PHOTO-FINISH ±0.0 pp
PFAS-CLEAN 0.0% detect
SRC-GW GW lead 100%
SYS-MID 45 systems
BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Vanderburgh County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Randolph County ranks #1,826 of 3,254 counties by people served, and #65 of 92 counties in Indiana. See methodology · corpus placement.

Randolph County standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 16.2% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,826 of 3,254 · #65 of 92 in Indiana.

Water Systems

System Name	Population	Violations	PFAS
Indiana American Water - Winchester	5,405	3	Clean
Union City Water Works	3,513	15	Clean
Parker City Water Department	1,400	32	-
Farmland Municipal Water Works	1,301	136	-
Lynn Water Company	1,097	47	-
Monroe Central School Corp.	993	185	-
Ridgeville Water Department	825	265	-
Winchester Speedway (Concession)	804	43	-
Winchester Speedway (Hospitality House)	555	56	-
Winchester Speedway (Infield)	554	55	-
L & M Regional Water District	450	52	-
Deerfield Elementary School	238	176	-
Astral Industries, Inc. - Stamping Plant	163	79	-
Trinity Lutheran Church	135	59	-
New Lisbon Christian Church	97	37	-
Spartanburg Christian Church	95	21	-
South Salem Church of Christ	88	21	-
Community Fellowship Church	80	63	-
Pleasant Hill Church	77	70	-
Bear Creek Friends Church	70	12	-
Hickory Hills Golf Course (Pro Shop)	64	66	-
Greensfork Township Park - Artesian Well	60	3	-
Arba Friends Church	60	23	-
New Liberty Church	60	5	-
Randolph Friends	60	145	-
Pizza Hut	58	15	-
Harrisville Christian Church	57	19	-
Saratoga Church of God	50	43	-
Praise Chapel Church of God	50	26	-
Riverside Community	50	207	-
Poplar Run United Baptist	45	54	-
Golden Rule Campground	40	16	-
Rehoboth Church Inc.	38	29	-
Jericho Friends Church	38	27	-
Randolph County 4-H Grounds Main Build.	30	49	-
Randolph Motel	27	65	-
Grandview Campground	25	3	-
Abc Resorts/Kamp Modoc	25	51	-
Randolph County Airport	25	3	-
Randolph County 4-H Grounds Ffa Build.	25	68	-
Hummel Drive-IN	25	196	-
Saratoga Lions Club	25	58	-
American Legion Post 353	25	24	-
Deerfield Methodist Church	25	36	-
Astral Industries, Inc. - Office	25	42	-

Compare beyond Indiana

Mid-flagged peers for Randolph County

Cross-state counties nearest Randolph County on flagged-system share (100.0%) and cumulative violation count (2,700). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Compiled by PlainWater, Drinking Water Quality Editorial Process · May 15, 2026

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.