---
type: "Bill"
title: "Mono County Tri-Valley Groundwater Management District."
description: "Existing law, the Mono County Tri-Valley Groundwater Management District Act, creates the Mono County Tri-Valley Groundwater Management District consisting of specified areas of eastern Mono County. The act requires the board of directors of the district to consist of 7 members, one member being a county supervisor and 6 members being residents of the district who are owners of real property within the district elected at large from the district, 3 of whom have on their property extraction facilities capable of pumping at least 100 gallons per minute exclusive of domestic use."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "SB 1084"
citation: "California SB 1084 (20172018)"
classification: ["bill"]
subjects: ["Mono County Tri-Valley Groundwater Management District."]
status: "enacted"
primary_sponsors: ["Berryhill"]
version_count: 5
action_count: 18
vote_count: 4
first_action: "2018-02-12"
last_action: "2018-07-16"
source: "openstates"
source_identifier: "ocd-bill/5ef5f692-151f-46c1-a2d5-59085eb4a815"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB1084"
source_hash: "0583f20a77cfdc8dd195ceb807d762571454a303b9dad52f470eeb6de16591db"
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 SB 1084 (20172018) — Mono County Tri-Valley Groundwater Management District.

Existing law, the Mono County Tri-Valley Groundwater Management District Act, creates the Mono County Tri-Valley Groundwater Management District consisting of specified areas of eastern Mono County. The act requires the board of directors of the district to consist of 7 members, one member being a county supervisor and 6 members being residents of the district who are owners of real property within the district elected at large from the district, 3 of whom have on their property extraction facilities capable of pumping at least 100 gallons per minute exclusive of domestic use.

## Version chain

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

1. **02/12/18 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1084&version=20170SB108499INT)
2. **03/22/18 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1084&version=20170SB108498AMD)
3. **07/16/18 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1084&version=20170SB108496CHP)
4. **SB1084** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB1084)
5. **07/02/18 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB1084&version=20170SB108497ENR)

## Votes

- Do pass. To Consent Calendar. — **8–0** (pass) · lower
- SB 1084 Berryhill, T. Consent Calendar Second Day — **75–0** (pass) · lower
- Consent Calendar SB1084 — **38–0** (pass) · upper
- Do pass and be ordered to the Consent Calendar — **6–0** (pass) · upper

## Sponsors

- Berryhill — primary (person)

## Timeline

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

- **2018-02-12** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2018-02-13** From printer. May be acted upon on or after March 15.
- **2018-02-22** Referred to Com. on RLS. `referral-committee`
- **2018-03-22** From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2018-04-04** Re-referred to Com. on GOV. & F. `referral-committee`
- **2018-05-02** Set for hearing May 9.
- **2018-05-09** From committee: Do pass. Ordered to consent calendar. (Ayes 6. Noes 0. Page 4995.) (May 9). `committee-passage-favorable, committee-passage`
- **2018-05-10** Read second time. Ordered to consent calendar. `reading-2, reading-1`
- **2018-05-17** Read third time. Passed. (Ayes 38. Noes 0. Page 5089.) Ordered to the Assembly. `reading-3, passage, reading-1`
- **2018-05-17** In Assembly. Read first time. Held at Desk. `reading-1`
- **2018-05-25** Referred to Com. on L. GOV. `referral-committee`
- **2018-06-21** From committee: Do pass. Ordered to consent calendar. (Ayes 8. Noes 0.) (June 20). `committee-passage-favorable, committee-passage`
- **2018-06-25** Read second time. Ordered to consent calendar. `reading-2, reading-1`
- **2018-06-28** Read third time. Passed. (Ayes 75. Noes 0. Page 6033.) Ordered to the Senate. `reading-3, passage, reading-1`
- **2018-06-28** In Senate. Ordered to engrossing and enrolling.
- **2018-07-05** Enrolled and presented to the Governor at 3:30 p.m.
- **2018-07-16** Approved by the Governor. `executive-signature`
- **2018-07-16** Chaptered by Secretary of State. Chapter 111, Statutes of 2018.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5ef5f692-151f-46c1-a2d5-59085eb4a815`. Confidence: reported (aggregated from official California legislature records).