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County profile · EPA SDWIS + UCMR5

Shenandoah County, Virginia

34 SDWIS-listed public water systems serve 27,036 people in Shenandoah County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

34
SDWIS water systems Middle third of counties
1,284
Total violations Middle third of counties
94.1%
SDWIS systems w/ a violation Middle third of counties
33.3%
UCMR5 PFAS rate (3 tested) Middle third of counties with tests

SDWIS compliance plate

Sheet VA171 · Shenandoah County 34 sys · 1,284 viol · #1472/3254

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

  • VIOL-SEVERE 94.1% flagged
  • HEALTH-MID 23.4% health
  • RANK-MID #1472/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-MID 33.3% detect
  • SRC-GW GW lead 79%
  • SYS-SMALL 34 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Shenandoah County ranks #1,472 of 3,254 counties by people served, and #29 of 95 counties in Virginia. See methodology · corpus placement.

Shenandoah County standing, mid-flagged corpus third

Flagged-system rate 94.1% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 23.4% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 33.3% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #1,472 of 3,254 · #29 of 95 in Virginia.

Flagged-rate neighbourhood around Shenandoah County

Lowest/highest poles plus in-state counties nearest Shenandoah County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Prince Edward · lowest Rockbridge · near Rappahannock · near Highland · highest 44.4% 93.8% 93.8% 94.1% 94.1% 94.3% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

Compare beyond Virginia

Mid-flagged peers for Shenandoah County

Cross-state counties nearest Shenandoah County on flagged-system share (94.1%) and cumulative violation count (1,284). 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
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

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