Interactive EPA registry tool
Northern Mariana Islands vs Guam
Put the same reported TRI, drinking-water, and Superfund measures side by side. These records provide context for follow-up, not a safety rating or environmental-performance score.
- states available
- 56
- TRI reporting year
- 2023
- EPA source systems
- 3
Select any two states to compare reported totals and rates from EPA TRI, SDWIS, and the National Priorities List. See our methodology for source coverage and refresh timing.
How do two states compare?
MP vs GU: the short answer
Guam reports the larger TRI release total of the two, 2.0M lbs against Northern Mariana Islands's 33.7K lbs, across 10 and 8 reporting facilities respectively. On drinking water, 36.1% of Northern Mariana Islands's 36 systems carry at least one health-based violation record, against 60.0% of Guam's 5. Northern Mariana Islands has 1 Superfund sites and Guam has 2.
Reported totals from EPA TRI, SDWIS health-based violation records, and the Superfund National Priorities List. Higher or lower reported figures are not a rating of environmental performance, safety, or compliance quality.
According to the U.S. Environmental Protection Agency, every figure on this page is computed from PlainEnviro's database of more than 25,000 TRI-reporting facilities, 49,190 public water systems and 1,839 Superfund National Priorities List sites; toxic-release totals cover the 2023 TRI reporting year, while drinking-water violation records run through 2025. No state is scored, rated or recommended here, the two columns simply place each state's reported figures side by side; see our methodology for full source citations and refresh cadence.