# 2025-00838: Maine Power Companies Trigger Environmental Paperwork Marathon

2025-00838, Presumpscot Hydro LLC and Dichotomy Power Maine LLC; Notice of Intent To Prepare an Environmental Assessment, is a Federal Register notice from an unnamed agency published 2025-01-15, effective 2025-05-05 (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-00838
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-00838
- Title: Presumpscot Hydro LLC and Dichotomy Power Maine LLC; Notice of Intent To Prepare an Environmental Assessment
- Type: Notice
- Agencies: unknown
- Citation: unknown
- Published: 2025-01-15
- Effective: 2025-05-05
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

Maine Power Companies Trigger Environmental Paperwork Marathon

## Summary

Presumpscot Hydro LLC and Dichotomy Power Maine LLC want to upgrade their hydroelectric projects in Maine by boosting power output and updating transmission lines. These changes will improve energy efficiency and involve building a new transformer and rerouting some power lines. The government will review the environmental impact and plans to share their findings by May 2025, giving everyone a chance to weigh in.

## Effects PRIA read

- Hydro units uprated; lines rerouted: benefit, low. The co-licensees propose upgrades at two hydro projects in Cumberland County, Maine that would increase installed capacity from 1.80 megawatts (MW) to 1.99 MW and reduce hydraulic capacity from 822 to 796 cubic feet per second. The proposal also includes building a new transformer at the Eel Weir P…
- EA issued with 30-day public comment: benefit, low. Federal Energy Regulatory Commission staff will prepare an environmental assessment (EA) for the proposed changes and plans to issue the EA by May 5, 2025. The EA will be available for a 30-day public comment period, and the Commission's Office of Public Participation can help landowners, environme…

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## Sources
- [2025-00838 on federalregister.gov](https://www.federalregister.gov/documents/2025/01/15/2025-00838/presumpscot-hydro-llc-and-dichotomy-power-maine-llc-notice-of-intent-to-prepare-an-environmental)
- [2025-00838 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-01-15/pdf/2025-00838.pdf)

## Related
- [Previous: 2025-00837, Columbia Gas Transmission, LLC; Notice of Schedule for the Preparation of an En…](https://policyrisk.com/federal-register/2025-00837)
- [Next: 2025-00839, Privacy Act of 1974; System of Records](https://policyrisk.com/federal-register/2025-00839)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-00838 (as of 2026-06-08).