# Hawaii HB 343: RELATING TO WATER.

Hawaii HB 343, RELATING TO WATER., is a 2025–2026 Regular Session (Year 1) House bill sponsored by Nicole E. Lowen (Democratic); status in committee, last action 2025-01-21 (Referred to WAL, EEP, JHA, referral sheet 1) (as of 2026-10-17).

- Canonical: https://policyrisk.com/state-bill/HI-HB343-2025
- As of: 2026-10-17
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Hawaii HB 343
- State: Hawaii
- Session: 2025–2026 Regular Session (Year 1)
- Title: RELATING TO WATER.
- Status: in committee
- Chamber: House
- Introduced: 2025-01-16
- Last action: 2025-01-21, Referred to WAL, EEP, JHA, referral sheet 1
- Sponsor: Nicole E. Lowen (Democratic)
- Cosponsors: 1
- Subjects: Department of Health, Wetlands, Isolated Wetlands, State Waters, Water Pollution, WAL, EEP, JHA
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Defines "isolated wetlands" and "wetlands". Clarifies the definition of "state waters" to include wetlands and isolated wetlands. Requires the Director of Health to determine all wetlands in the State, including whether a wetland is an isolated wetland or is included in the waters of the United States. Prohibit persons from discharging any water pollutant into or at any location that enters state waters.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Nicole E. Lowen (Democratic), House
- Cosponsor: Mark J. Hashem (Democratic), House

## Actions (3)

- 2025-01-21: Referred to WAL, EEP, JHA, referral sheet 1 (House)
- 2025-01-17: Introduced and Pass First Reading. (House)
- 2025-01-16: Pending introduction. (House)

## Bill text

- Original: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB343_.HTM), [PDF](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB343_.pdf)

## Related bills

- SB 572: RELATING TO HOUSING. (signed)
- HB 431: RELATING TO HOUSING. (signed)
- HB 420: RELATING TO REMEDIES. (signed)
- SB 1296: RELATING TO DISASTER RECOVERY. (signed)
- HB 830: RELATING TO HISTORIC PRESERVATION REVIEWS. (signed)
- HB 1064: RELATING TO FIRE PROTECTION. (signed)

## Sources
- [Original (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB343_.HTM)
- [Original (PDF)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB343_.pdf)

## Related
- [SB 572: RELATING TO HOUSING.](https://policyrisk.com/state-bill/HI-SB572-2025)
- [HB 431: RELATING TO HOUSING.](https://policyrisk.com/state-bill/HI-HB431-2025)
- [HB 420: RELATING TO REMEDIES.](https://policyrisk.com/state-bill/HI-HB420-2025)
- [SB 1296: RELATING TO DISASTER RECOVERY.](https://policyrisk.com/state-bill/HI-SB1296-2025)
- [HB 830: RELATING TO HISTORIC PRESERVATION REVIEWS.](https://policyrisk.com/state-bill/HI-HB830-2025)
- [HB 1064: RELATING TO FIRE PROTECTION.](https://policyrisk.com/state-bill/HI-HB1064-2025)
- [Hawaii bills](https://policyrisk.com/states/hawaii/bills)
- [Hawaii state hub](https://policyrisk.com/states/hawaii)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/HI-HB343-2025 (as of 2026-10-17).