---
type: "Bill"
title: "requiring the commissioner of the department of environmental services to revise rules relative to arsenic contamination in drinking water."
description: "requiring the commissioner of the department of environmental services to revise rules relative to arsenic contamination in drinking water."
jurisdiction: "us/states/nh"
legislature: "New Hampshire General Court"
session: "2019"
identifier: "HB 261"
citation: "New Hampshire HB 261 (2019)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 1
action_count: 17
vote_count: 0
first_action: "2018-12-28"
last_action: "2019-07-16"
source: "openstates"
source_identifier: "ocd-bill/0a33198d-97b7-412c-97dd-4b57c5e280f6"
source_url: "http://www.gencourt.state.nh.us/bill_Status/bill_status.aspx?lsr=0398&sy=2019&sortoption=&txtsessionyear=2019"
source_hash: "156ddec5a581443f8d4da6ca4e1fb122a6a451d762f9b137c40d451c7f38e7f3"
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 261 (2019) — requiring the commissioner of the department of environmental services to revise rules relative to arsenic contamination in drinking water.

## Version chain

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

1. **Amendment #2019-2243s** (committee substitute) — [source](http://www.gencourt.state.nh.us/bill_status/billText.aspx?sy=2019&id=2019-2243s&txtFormat=amend)

## Timeline

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

- **2018-12-28** Introduced 01/02/2019 and referred to Resources, Recreation and Development HJ 2 P. 43 `introduction, referral-committee`
- **2019-01-30** Public Hearing: 02/12/2019 10:00 am LOB 305
- **2019-02-15** Executive Session: 03/06/2019 10:00 am LOB 305
- **2019-03-11** Committee Report: Ought to Pass with Amendment # 2019-0028h for 03/19/2019 (Vote 17-1; CC) HC 16 P. 11 `committee-passage-favorable`
- **2019-03-19** Amendment # 2019-0028h: AA VV 03/19/2019 HJ 10 P. 30
- **2019-03-19** Ought to Pass with Amendment 2019-0028h: MA VV 03/19/2019 HJ 10 P. 30 `passage`
- **2019-03-29** Introduced 03/28/2019 and Referred to Energy and Natural Resources; SJ 12 `introduction, referral-committee`
- **2019-04-10** Hearing: 04/16/2019, Room 103, SH, 09:45 am; SC 18
- **2019-05-15** Committee Report: Ought to Pass with Amendment # 2019-1983s, 05/23/2019; SC 23 `committee-passage-favorable`
- **2019-05-23** Committee Amendment # 2019-1983s, AA, VV; 05/23/2019; SJ 17
- **2019-05-23** Sen. Sherman Floor Amendment # 2019-2243s, AA, VV; 05/23/2019; SJ 17
- **2019-05-23** Ought to Pass with Amendments 2019-1983s and 2019-2243s, MA, VV; OT3rdg; 05/23/2019; SJ 17 `passage`
- **2019-05-24** Special Order to to the present time, Without Objection, MA; 05/23/2019; SJ 17
- **2019-06-13** House Concurs with Senate Amendment 1983s and 2243s (Rep. Suzanne Smith): MA VV 06/13/2019 HJ 19 P. 11
- **2019-06-27** Enrolled 06/27/2019 HJ 20 P. 53
- **2019-06-27** Enrolled (In recess 06/27/2019); SJ 21
- **2019-07-16** Signed by Governor Sununu 07/12/2019; Chapter 208; Eff: 10/10/2019 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0a33198d-97b7-412c-97dd-4b57c5e280f6`. Confidence: reported (aggregated from official New Hampshire legislature records).