republic-os/legislation/us/states/il/93rd/sb-1085.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	DNR-AQUIFER STUDY	Amends the Department of Natural Resources Act. Requires the Department of Natural Resources to conduct a study to (i) develop an understanding of the geology of each aquifer in the State; (ii) determine the groundwater flow through the geologic units and the interaction of groundwater with surface waters; and (iii) determine the chemistry of the geologic units and the groundwater in those units. Requires the Department to develop geologic and groundwater flow models for each underground aquifer in the State based upon information obtained from the study. Effective immediately.	us/states/il	Illinois General Assembly	93rd	SB 1085	Illinois SB 1085 (93rd)	bill		enacted		3	57	4	2003-02-19	2003-11-25	openstates	ocd-bill/a0f9a524-86e1-42db-b8a4-852a66b0a5d9	http://ilga.gov/legislation/BillStatus.asp?DocNum=1085&GAID=3&DocTypeID=SB&LegId=3935&SessionID=3&GA=93	27dc7c7e22c68d7c9e26e9245ed95f833bd9af6cf63ddebc3884d47669880c7e	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-il

Illinois SB 1085 (93rd) — DNR-AQUIFER STUDY

Amends the Department of Natural Resources Act. Requires the Department of Natural Resources to conduct a study to (i) develop an understanding of the geology of each aquifer in the State; (ii) determine the groundwater flow through the geologic units and the interaction of groundwater with surface waters; and (iii) determine the chemistry of the geologic units and the groundwater in those units. Requires the Department to develop geologic and groundwater flow models for each underground aquifer in the State based upon information obtained from the study. Effective immediately.

Version chain

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

1. Introduced (filed) — source
2. Engrossed (committee substitute) — source
3. Enrolled (enrolled) — source

Votes

• Third Reading — 118–0 (pass) · lower
• Third Reading — 88–19 (fail) · lower
• Motion — 55–0 (pass) · upper
• Third Reading — 56–0 (pass) · upper

Sponsors

• Brandon W. Phelps — cosponsor (person)
• Deborah L. Graham — cosponsor (person)
• Ed Sullivan, Jr. — cosponsor (person)
• Jack D. Franks — cosponsor (person)
• Karen May — cosponsor (person)
• Michael K. Smith — cosponsor (person)
• Ricca Slone — cosponsor (person)
• Richard J. Winkel, Jr. — primary (person)
• Robert F. Flider — cosponsor (person)
• Sara Feigenholtz — cosponsor (person)
• William J. Grunloh — cosponsor (person)

Timeline

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

• 2003-02-19 Filed with Secretary by Sen. Richard J. Winkel, Jr. filing
• 2003-02-19 First Reading reading-1
• 2003-02-19 Referred to Rules referral-committee
• 2003-02-26 Assigned to Environment & Energy referral-committee
• 2003-03-05 Postponed - Environment & Energy
• 2003-03-13 Do Pass Environment & Energy; 011-000-000 committee-passage
• 2003-03-13 Placed on Calendar Order of 2nd Reading March 18, 2003
• 2003-03-17 Added as Co-Sponsor Sen. Dale A. Righter
• 2003-03-18 Second Reading reading-2
• 2003-03-18 Placed on Calendar Order of 3rd Reading March 19, 2003
• 2003-03-18 Added as Chief Co-Sponsor Sen. Pamela J. Althoff
• 2003-03-18 Added as Chief Co-Sponsor Sen. Christine Radogno
• 2003-03-18 Added as Chief Co-Sponsor Sen. Dale E. Risinger
• 2003-03-20 Added as Chief Co-Sponsor Sen. Susan Garrett
• 2003-03-20 Third Reading - Passed; 056-000-000 reading-3, passage
• 2003-03-20 Chief House Sponsor Rep. Dan Reitz
• 2003-03-20 Arrived in House introduction
• 2003-03-20 Placed on Calendar Order of First Reading reading-1
• 2003-03-20 First Reading reading-1
• 2003-03-20 Referred to Rules Committee referral-committee
• 2003-03-27 Alternate Chief Sponsor Changed to Rep. Naomi D. Jakobsson
• 2003-03-27 Added Alternate Chief Co-Sponsor Rep. Dan Reitz
• 2003-03-27 Added Alternate Chief Co-Sponsor Rep. Chapin Rose
• 2003-03-27 Added Alternate Chief Co-Sponsor Rep. Robert W. Churchill
• 2003-03-28 Fiscal Note Filed
• 2003-03-31 Assigned to Agriculture and Conservation Committee referral-committee
• 2003-04-09 Do Pass / Short Debate Agriculture and Conservation Committee; 011-002-001 committee-passage
• 2003-04-09 Placed on Calendar 2nd Reading - Short Debate
• 2003-04-10 Second Reading - Short Debate reading-2
• 2003-04-10 Placed on Calendar Order of 3rd Reading - Short Debate
• 2003-04-10 Added Alternate Chief Co-Sponsor Rep. George Scully, Jr.
• 2003-04-10 Added Alternate Co-Sponsor Rep. Sara Feigenholtz
• 2003-04-15 Added Alternate Co-Sponsor Rep. Robert F. Flider
• 2003-04-30 Added Alternate Co-Sponsor Rep. Michael K. Smith
• 2003-04-30 Added Alternate Co-Sponsor Rep. Ricca Slone
• 2003-04-30 Added Alternate Co-Sponsor Rep. Brandon W. Phelps
• 2003-05-08 Third Reading - Short Debate - Passed 118-000-000 reading-3, passage
• 2003-05-08 Passed Both Houses
• 2003-05-08 Added Alternate Co-Sponsor Rep. Ed Sullivan, Jr.
• 2003-05-08 Added Alternate Co-Sponsor Rep. Jack D. Franks
• 2003-05-08 Added Alternate Co-Sponsor Rep. Deborah L. Graham
• 2003-05-08 Added Alternate Co-Sponsor Rep. William J. Grunloh
• 2003-05-08 Added Alternate Co-Sponsor Rep. Karen May
• 2003-06-06 Sent to the Governor executive-receipt
• 2003-07-29 Governor Vetoed executive-veto
• 2003-10-23 Placed Calendar Total Veto November 4, 2003
• 2003-11-04 Motion Filed Override Governor Veto Sen. Richard J. Winkel, Jr.
• 2003-11-05 Added as Co-Sponsor Sen. John M. Sullivan
• 2003-11-05 3/5 Vote Required
• 2003-11-05 Override Governor Veto - Senate Passed 055-000-001
• 2003-11-06 Placed on Calendar Total Veto November 18, 2003
• 2003-11-06 Motion Filed Override Governor Veto Rep. Naomi D. Jakobsson
• 2003-11-20 3/5 Vote Required
• 2003-11-20 Override Governor Veto - House Passed 088-019-004
• 2003-11-20 Both Houses Override Total Veto veto-override-passage
• 2003-11-25 Effective Date November 20, 2003
• 2003-11-25 Public Act . . . . . . . . . 93-0608 became-law

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/a0f9a524-86e1-42db-b8a4-852a66b0a5d9. Confidence: reported (aggregated from official Illinois legislature records).