republic-os/legislation/us/states/ca/20012002/ab-378.md

---
type: "Bill"
title: "Water quality: cleanup."
description: "Water quality: cleanup."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20012002"
identifier: "AB 378"
citation: "California AB 378 (20012002)"
classification: ["bill"]
subjects: ["Water quality: cleanup."]
status: "enacted"
primary_sponsors: ["Calderon"]
version_count: 8
action_count: 24
vote_count: 6
first_action: "2001-02-20"
last_action: "2001-09-25"
source: "openstates"
source_identifier: "ocd-bill/15eb3912-39d4-4777-9d6a-a2475d2dcf53"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB378"
source_hash: "abcedf2d071cc078eae4945a3e7397bced88cafc41f5e25ad83cf2d65c5a595e"
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-ca"]
---

# California AB 378 (20012002) — Water quality: cleanup.

## Version chain

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

1. **02/20/01 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37899INT)
2. **05/21/01 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37898AMD)
3. **06/21/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37897AMD)
4. **07/05/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37896AMD)
5. **07/17/01 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37895AMD)
6. **09/25/01 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37893CHP)
7. **AB378** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=200120020AB378)
8. **08/30/01 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=200120020AB378&version=20010AB37894ENR)

## Votes

- Do pass and be re-referred to the Committee on Judiciary. — **pass** (pass) · lower
- Do pass as amended, and re-refer to the Committee on Judiciary. — **pass** (pass) · upper
- AB 378 Calderon Concurrence in Senate Amendments — **pass** (pass) · lower
- Do pass. — **pass** (pass) · lower
- AB 378 Calderon Assembly Third Reading — **pass** (pass) · lower
- Special Consent #26 AB378 Calderon — **pass** (pass) · upper

## Sponsors

- Calderon — primary (person)
- Maddox — coauthor (person)

## Timeline

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

- **2001-09-25** Chaptered by Secretary of State - Chapter 332, Statutes of 2001.
- **2001-09-24** Approved by the Governor. `executive-signature`
- **2001-09-06** Enrolled and to the Governor at 2 p.m.
- **2001-08-30** Senate amendments concurred in. To enrollment. (Ayes 77. Noes 0. Page 3269.) `committee-passage-favorable, amendment-passage`
- **2001-08-28** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 30 pursuant to Assembly Rule 77.
- **2001-08-27** Read third time, passed, and to Assembly. (Ayes 40. Noes 0. Page 2447.) `passage, reading-1, reading-3`
- **2001-08-22** Read second time. To third reading. `reading-2, reading-1`
- **2001-08-21** From committee: Be placed on second reading file pursuant to Senate Rule 28.8. `committee-passage`
- **2001-07-17** Read second time, amended, and re-referred to Standing Committee on Judiciary Withdrawn from committee. Re-referred to Standing Committee on Rules Withdrawn from committee. Re-referred to Standing Committee on Appropriations. `reading-2, reading-1, referral-committee, amendment-passage`
- **2001-07-16** From committee: Amend, do pass as amended, and re-refer to Standing Committee on Judiciary (Ayes 7. Noes 0.). `amendment-introduction, referral-committee, committee-passage, amendment-passage`
- **2001-07-05** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on ENV. QUAL. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-27** In committee: Hearing postponed by committee.
- **2001-06-21** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on ENV. QUAL. `reading-1, referral-committee, reading-2, amendment-introduction, amendment-passage`
- **2001-06-05** Referred to ENV. QUAL. and Standing Committee on Judiciary. `referral-committee`
- **2001-05-24** In Senate. Read first time. To Standing Committee on Rules for assignment. `reading-1`
- **2001-05-24** Read third time, passed, and to Senate. (Ayes 66. Noes 0. Page 1775.) `passage, reading-1, reading-3`
- **2001-05-21** Read third time, amended, and returned to third reading. `reading-1, amendment-passage, reading-3`
- **2001-04-26** Read second time. To third reading. `reading-2, reading-1`
- **2001-04-25** From committee: Do pass. (Ayes 15. Noes 4.) (April 25). `committee-passage-favorable, committee-passage`
- **2001-04-16** Re-referred to Standing Committee on Appropriations by unanimous consent. `referral-committee`
- **2001-04-04** From committee: Do pass, and re-refer to Standing Committee on Judiciary Re-referred. (Ayes 7. Noes 0.) (April 3). `committee-passage-favorable, referral-committee, committee-passage`
- **2001-03-15** Referred to Standing Committee on Environmental Safety and Toxic Materials and Standing Committee on Judiciary. `referral-committee`
- **2001-02-21** From printer. May be heard in committee March 23.
- **2001-02-20** Read first time. To print. `reading-1`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/15eb3912-39d4-4777-9d6a-a2475d2dcf53`. Confidence: reported (aggregated from official California legislature records).