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Federal UIC regulatory context for CNMI scope: Region 9 coverage and primacy definition

Record

p10-mp-rec-02

State

US-MP

Category

requirements · regulatory_context

Status

collected

Period

current

Quality

Unreviewed

Review state

Pending review

Native ID

MP-EPA-UIC-REGION9-CONTEXT

Fields

authority

Injection wells are regulated by the EPA under the authority of the Underground Injection Control (UIC) program, as provided for by Part C of the Safe Drinking Water Act.

primacy

Primary enforcement responsibility, often called primacy, refers to state, territory, or Tribal responsibilities associated with implementing EPA approved UIC programs.

region serving

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

scope

The UIC Program regulates the subsurface injection of waste fluids below, into and above underground sources of drinking water (USDWs).

well classes

Five classes of underground injection well

Evidence

1. region serving: Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
   https://archive.epa.gov/region9/water/archive/web/html/uic.html · Region 9 banner (verbatim [7] in evidence/p10-mp-extracts.txt) · source p10-mp-src-05 · visit p10-mp-visit-06
2. authority: Injection wells are regulated by the EPA under the authority of the Underground Injection Control (UIC) program, as provided for by Part C of the Safe Drinking Water Act.
   https://archive.epa.gov/region9/water/archive/web/html/uic.html · UIC page body, authority paragraph (verbatim [8] in evidence/p10-mp-extracts.txt) · source p10-mp-src-05 · visit p10-mp-visit-06
3. scope: The UIC Program regulates the subsurface injection of waste fluids below, into and above underground sources of drinking water (USDWs).
   https://archive.epa.gov/region9/water/archive/web/html/uic.html · UIC page body, scope paragraph (verbatim [9] in evidence/p10-mp-extracts.txt) · source p10-mp-src-05 · visit p10-mp-visit-06
4. well classes: Five classes of underground injection well
   https://archive.epa.gov/region9/water/archive/web/html/uic.html · UIC page body, well-class figure caption (verbatim [10] in evidence/p10-mp-extracts.txt) · source p10-mp-src-05 · visit p10-mp-visit-06
5. primacy: Primary enforcement responsibility, often called primacy, refers to state, territory, or Tribal responsibilities associated with implementing EPA approved UIC programs.
   https://www.epa.gov/uic/primary-enforcement-authority-underground-injection-control-program · primacy page, definition section (verbatim [11] in evidence/p10-mp-extracts.txt) · source p10-mp-src-06 · visit p10-mp-visit-05

Provenance

Collected 2026-10-05 by agent p10-mp. Still missing: cnmi primacy listing, cnmi uic statute text, class ii status cnmi.