RELATING TO WASTEWATER MANAGEMENT.
Summary
Clarifies that the prohibition against discharging wastewater or raw sewage into state waters after 12/31/2026 includes treatment plants. Repeals the exemption from the prohibition for treatment plants that utilize sewage to produce clean energy. (HD3)
Bill status
signed
all 5 stages cleared
Introduction
Jan 2025
Committee Review
Mar 2025
Senate Passage
Apr 2025
House Passage
Apr 2025
Signed into Law
May 2025
Introduced Jan 17, 2025
Signed May 16, 2025
Maddy AI version diff · 5 comparisons
What changed between versions
SB946_SD1
→
SB946_SD2
·
3 edits
MINOR
This bill clarifies that the prohibition on discharging wastewater or raw sewage into state waters after December 31, 2026 applies to all treatment plants, removing previous exemptions for smaller facilities and those producing clean energy. The effective date remains December 31, 2050.
Scope change
Expanded scope to include all treatment plants without exemptions based on capacity or clean energy production
ELIGIBILITY
Removed exemption for treatment plants that produce clean energy pursuant to section 196-10.5
Removed exemption for treatment plants with capacity of less than ten million gallons per day
REQUIREMENT
Changed language to require all treatment plants to comply with discharge prohibition regardless of size or energy production
Floor votes
How they voted
This bill passed the Senate by voice vote (no roll call recorded).
Full legislative history
Actions timeline
Total actions
42
Key actions
11
Committee
14
Amendments
2
Apr 21, 2025
Upper · Passed
Passed Final Reading. Ayes, 23; Aye(s) with reservations: none. Noes, 2 (Senator(s) Awa, DeCorte). Excused, 0 (none).
upper
Apr 17, 2025
Introduced
Reconsideration of action taken on 04-08-25 in disagreeing to the House amendments.
upper
Apr 8, 2025
Amended
Senate disagrees with House amendments.
upper
Apr 8, 2025
Introduced
Received from House (Hse. Com. No. 589).
upper
Apr 4, 2025
Lower · Passed
Passed Third Reading as amended in HD 3 with Representative(s) Amato, Shimizu voting aye with reservations; Representative(s) Alcos, Garcia, Muraoka, Pierick voting no (4) and Representative(s) Cochran excused (1). Transmitted to Senate.
lower
Mar 27, 2025
Lower · Passed
The committee on JHA recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 9 Ayes: Representative(s) Tarnas, Poepoe, Belatti, Hashem, Kahaloa, Perruso, Takayama; Ayes with reservations: Representative(s) Garcia, Shimizu; Noes: none; and 2 Excused: Representative(s) Cochran, Todd.
lower
Mar 20, 2025
Committee
Report adopted; referred to the committee(s) on JHA as amended in HD 2 with none voting aye with reservations; Representative(s) Alcos, Amato, Garcia, Muraoka, Shimizu voting no (5) and Representative(s) Cochran, Ward excused (2).
lower
Mar 20, 2025
Committee
Reported from WAL (Stand. Com. Rep. No. 1405) as amended in HD 2, recommending referral to JHA.
lower
Mar 18, 2025
Lower · Passed
The committee on WAL recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 8 Ayes: Representative(s) Hashem, Lamosao, Belatti, Ichiyama, Iwamoto, Morikawa, Poepoe, Souza; Ayes with reservations: none; 1 Noes: Representative(s) Shimizu; and 1 Excused: Representative(s) Woodson.
lower
Mar 14, 2025
Committee
Reported from EEP (Stand. Com. Rep. No. 1249) as amended in HD 1, recommending passage on Second Reading and referral to WAL.
lower
Mar 13, 2025
Lower · Passed
The committee on EEP recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 5 Ayes: Representative(s) Lowen, Perruso, Kahaloa, Kusch, Quinlan; Ayes with reservations: none; Noes: none; and 1 Excused: Representative(s) Ward.
lower
Mar 6, 2025
Committee
Referred to EEP, WAL, JHA, referral sheet 19
lower
Mar 4, 2025
Introduced
Received from Senate (Sen. Com. No. 225) in amended form (SD 2).
lower
Mar 4, 2025
Upper · Passed
Report Adopted; Passed Third Reading, as amended (SD 2). Ayes, 23; Aye(s) with reservations: Senator(s) Fevella. Noes, 2 (Senator(s) Awa, DeCorte). Excused, 0 (none). Transmitted to House.
upper
Feb 26, 2025
Upper · Passed
The committee(s) on WAM recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in WAM were as follows: 13 Aye(s): Senator(s) Dela Cruz, Moriwaki, Aquino, DeCoite, Elefante, Hashimoto, Inouye, Kanuha, Kidani, Kim, Lee, C., Wakai; Aye(s) with reservations: Senator(s) Fevella ; 0 No(es): none; and 0 Excused: none.
upper
Feb 20, 2025
Upper · Passed
The committee(s) on WAM will hold a public decision making on 02-26-25 10:03AM; Conference Room 211 & Videoconference.
upper
Feb 14, 2025
Committee
Reported from HHS/AEN (Stand. Com. Rep. No. 641) with recommendation of passage on Second Reading, as amended (SD 1) and referral to WAM.
upper
Jan 31, 2025
Upper · Passed
The committee(s) on HHS recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in HHS were as follows: 4 Aye(s): Senator(s) San Buenaventura, Aquino, Hashimoto, Keohokalole; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Fevella.
upper
Jan 31, 2025
Upper · Passed
The committee(s) on AEN recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in AEN were as follows: 3 Aye(s): Senator(s) Gabbard, DeCoite, Rhoads; Aye(s) with reservations: none ; 0 No(es): none; and 2 Excused: Senator(s) Richards, Awa.
upper
Jan 30, 2025
Upper · Passed
The committee(s) on HHS/AEN added the measure to the public hearing scheduled on 01-31-25 1:00PM; CR 225 & Videoconference.
upper
Jan 23, 2025
Committee
Referred to HHS/AEN, WAM.
upper
Jan 17, 2025
Introduced
Introduced.
upper
2 primary · 0 co-sponsors
Sponsors
Ask Maddy
·
AI policy assistant
Ask Maddy about SB 946
Scope: HI
Hi! I can help you understand SB 946. What would you like to know?
Try one of these
i
Maddy answers using official bill text and legislative records. Always verify before sharing.
Sources cited inline