Aroostook County, Maine
SDWIS compliance plate
Sheet ME003 · Aroostook County 124 sys · 14,153 viol · #1096/3254
VIOL-SEVERE · HEALTH-MID · RANK-UPPER · PHOTO-FINISH · PFAS-MID · SRC-GW · SYS-LARGE · BOOK-FULL
- VIOL-SEVERE 95.2% flagged
- HEALTH-MID 22.1% health
- RANK-UPPER #1096/3254
- PHOTO-FINISH ±0.1 pp
- PFAS-MID 25.0% detect
- SRC-GW GW lead 98%
- SYS-LARGE 124 systems
- BOOK-FULL 7/7 fields
Nearest flagged-rate peer: Franklin County ( -0.1 pp flagged-rate)
According to EPA SDWIS county population served used on /counties, Aroostook County ranks #1,096 of 3,254 counties by people served, and #7 of 16 counties in Maine. See methodology · corpus placement.
Aroostook County standing, mid-flagged corpus third
Flagged-system rate 95.2% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 22.1% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 25.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #1,096 of 3,254 · #7 of 16 in Maine.
Flagged-rate neighbourhood around Aroostook County
Lowest/highest poles plus in-state counties nearest Aroostook County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.
Water Systems
Compare beyond Maine
Mid-flagged peers for Aroostook County
Cross-state counties nearest Aroostook County on flagged-system share (95.2%) and cumulative violation count (14,153). 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.