Northampton County, Virginia
SDWIS compliance plate
Sheet VA131 · Northampton County 52 sys · 3,964 viol · #1942/3254
VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-MID · BOOK-MOST
- VIOL-SEVERE 96.2% flagged
- HEALTH-LOW 14.4% health
- RANK-MID #1942/3254
- PHOTO-FINISH ±0.3 pp
- PFAS-NONE No UCMR5 set
- SRC-GW GW lead 100%
- SYS-MID 52 systems
- BOOK-MOST 6/7 fields
Nearest flagged-rate peer: Madison County (+ 0.3 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Northampton County ranks #1,942 of 3,254 counties by people served, and #51 of 95 counties in Virginia. See methodology · corpus placement.
Northampton County standing, mid-flagged corpus third
Flagged-system rate 96.2% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 14.4% is health-based share in the middle third (≤ 24.5%) . No UCMR5 tests in this extract for Northampton County . Population served ranks #1,942 of 3,254 · #51 of 95 in Virginia.
Flagged-rate neighbourhood around Northampton County
Lowest/highest poles plus in-state counties nearest Northampton County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
Compare beyond Virginia
Mid-flagged peers for Northampton County
Cross-state counties nearest Northampton County on flagged-system share (96.2%) and cumulative violation count (3,964). 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.
Similar violation load
Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).
Read our methodology · Check your water system - how this data is sourced, computed, and verified.
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.