---
type: "Bill"
title: "extending the authorization of the department of environmental services for the evaluation and mitigation of new community water system contamination risks."
description: "extending the authorization of the department of environmental services for the evaluation and mitigation of new community water system contamination risks."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2026"
identifier: "HB 1089"
citation: "New Hampshire HB 1089 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Tanya Donnelly"]
version_count: 3
action_count: 14
vote_count: 0
first_action: "2025-12-01"
last_action: "2026-06-24"
source: "openstates"
source_identifier: "ocd-bill/f0280277-9ff2-4d88-87cf-d19c7c0d4614"
source_url: "https://gc.nh.gov/bill_Status/billinfo.aspx?id=1736&inflect=2"
source_hash: "c4b1aa1768cbdca6eab7653882bbff26712d486ba27ed59831308d83ceb528c4"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-nh"]
---

# New Hampshire HB 1089 (2026) — extending the authorization of the department of environmental services for the evaluation and mitigation of new community water system contamination risks.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=22733&q=billVersion)
2. **CHAPTERED FINAL VERSION** (committee substitute) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=33940&q=billVersion)
3. **Version adopted by both bodies** (committee substitute) — [source](https://gc.nh.gov/bill_Status/pdf.aspx?id=31055&q=billVersion)

## Sponsors

- Tanya Donnelly — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-12-01** Introduced 01/07/2026 and referred to Resources, Recreation and Development HJ 1 P. 5 `introduction, referral-committee`
- **2026-01-26** Public Hearing: 02/04/2026 11:30 am GP 228
- **2026-02-05** Executive Session: 02/04/2026 11:30 am GP 228
- **2026-02-09** Committee Report: Ought to Pass 02/04/2026 (Vote 14-0; CC) HC 7 P. 19 `committee-passage-favorable`
- **2026-02-19** Ought to Pass: MA VV 02/19/2026 HJ 5 P. 30 `committee-passage-favorable, passage`
- **2026-02-25** Introduced 02/19/2026 and Referred to Energy and Natural Resources; SJ 5 `introduction, referral-committee`
- **2026-03-12** Hearing: 03/19/2026, Room 103, SH, 09:00 am; SC 10
- **2026-04-13** Committee Report: Ought to Pass, 04/16/2026; Vote 5-0; CC; SC 14A `committee-passage-favorable`
- **2026-04-14** Ought to Pass: MA, VV; OT3rdg; 04/16/2026; SJ 9 `committee-passage-favorable, passage`
- **2026-05-28** Enrolled Bill Amendment # 2026-1994e: AA VV (in recess of) 05/21/2026 HJ 14
- **2026-05-28** Enrolled Bill Amendment # 2026-1994e Adopted, VV, (In recess of 05/21/2026); SJ 14 `amendment-passage`
- **2026-06-10** Enrolled Adopted, VV, (In recess 06/04/2026); SJ 14 `enrolled`
- **2026-06-10** Enrolled (in recess of) 06/04/2026 HJ 15
- **2026-06-24** Signed by Governor Ayotte 06/19/2026; Chapter 155; eff.08/18/2026 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/f0280277-9ff2-4d88-87cf-d19c7c0d4614`. Confidence: reported (aggregated from official New Hampshire legislature records).