Updated with linework provided by David Lewis on 11-8-07. New features were traced or appended to the previous layer. Boundaries for the Avra Valley Fire District were obtained from Pinal County GIS.
12/18/08 Heritage Hills, La Canada and Linda Vista combine to become Mountain Vista FD
3/3/09 - 5 parcels added to Tucson Country Club Estates FD
3/24/09 - Fixed the display of Sonoita Elgin FD (inversed)
4/15/09 - Added parcel 401-38-040C to Why FD
6/24/09 - Added Tapestry Properties III to Northwest FD
6/26/09 - Added New Mescal-J6 Fire District
10/7/09 - Added new Arivaca Fire District and updated Golder Ranch
10/13/09 - Added parcel(s) to Tucson, Green Valley, Northwest and Tucson Country Club Estates FDs. Fixed shift in Northwest FD
10/28/09 - Added 6 parcels to Rincon Valley FD - removed one from GVFD
4/22/10 - Rincon Valley
5/21/10 - Rincon Valley - modified on E161634
Drexel Heights - removed parcels from E151214, E151222, E151223 and E151224.
5/28/10 - NW on E121205,Mtn.Vista on E121336 and E122325.
6/14/10- Drexel Hights on E141331,E141333,141236.
7/20/10 Arivaca FD on E2110
7/23/10 Arivaca FD on E131027
7/27/10 Green Valley FD
11/01/10 Three Points FD (a large polygon on SE)
11/22/10 Mescal FD
11/30/10 Updates on GRFD & AVRD in Pinal CO. NWFD boundary adjustment.
12/30/10 NWFD adjustment.
1/11/2011 Sonoita adjustment.
2/17/2011 Rincon Valley adjustment for Sonoita Ranch and Sundown.
8/25/2011 Avra Valley and NWFD updates.
9/1/2011 Rincon Valley FD updates.
10/27/2011 Rincon Valley, TCCE update.
11/18/2011 Golder Ranch, La Cholla Annex.
4/05/2012 Drexel Heights adjustment.
8/30/2012 Fixed errors on Lambert Annex for Golder Ranch.
1/8/2013 Annex updates for COT-Valencia Crossing, Mountain Vista, NW, Rincon Valley and Tucson Country Club Estates.
4/23/2013 Updated districts per assessor data. Merged polygons within districts.
6/19/13 Updated MV, Rincon Valley and Sabino Vista 
12/17/13 Updated NW Fire with COT annex
9/9/14 Updated Drexel Heights Fire District
12/18/14 Updated Avra Valley, GV, NW, Tanque Verde, Rincon Valley and Sabino Vista Fire Districts per assessor.
8/24/15 Adjusted linework and boundaries throughout referencing parcel layer.
9/2/15 Deleted parcels from NWFD per assessor.
11/6/15 Adjusted NWFD to reflect COT annex near Wetmore per Jim Long NWFD.
12/18/15 Adjusted some NWFD ROW's to reflect their being part of NWFD per Jim Long.
12/23/15 Made updates to NWFD, Rincon FD and Tanque Verde FD per Joyce Hays.
12/29/15 Updated Tanque Verde FD per assessor's office.
4/28/16 NWFD annexed Dove Mt Resort Lot 104 per NWFD.
5/26/16 NWFD annexed parcels 21603010B, 21932007E, 21603006L and 21603005L per NWFD.
7/11/16 NWFD annexations Dos Picos, Lam, Del Webb, Landmark Title and Marana Technology Campus per NWFD.
7/27/16 NWFD annexed parcel 21931012L per NWFD.
9/20/16 Added Avra Valley Fire District per Assessor's.
9/29/16 Added NWFD annexations row w of I-10 and parcels 216020130 and 218191280 per NWFD.
10/31/16 Added NWFD annexation parcel 218190570 per NWFD.
11/10/16 Updated Tanque Verde Valley Fire District per assessor.
11/21/16 NWFD ROW annexations Tangerine, Twin Peaks & Hollywood area per NWFD.
11/28/16 Updated AvraV, GreenV, HiddenV, RinconV and Three Points Fire Districts per assessor.
12/14/16 NWFD annexations: Blue Agave, VA Cemetery Sliver, and parcels 215200930, 21602008G, 21602008H, 21602016A .
12/15/16 NWFD annexations: Parcels 21602008C, 21602008D, 216020140 and 21602008F.
12/15/16 NWFD parcel 215200930.
12/19/16 NWFD parcels 11609010H and 11609010G.
12/22/16 NWFD annexation subdivision SW corner Tangerine & Camino de Oeste.
2/1/17 NWFD annexations: W Gates Pass Rd, off of W Gates Pass Rd, W Avra Valley Rd, N Teal Blue Tr, Anklam and Speedway, N Sanders Rd, N Silverbell Rd, N Hartman Ln.
2/1/17 NWFD annexation parcel 226010160.
6/29/17 NWFD annexations Dove Mt Lot 141, Lynch and Shaner.
7/24/17 Rincon Valley FD annexations.
8/2/17 Merged Mountain Vista FD into Golder Ranch FD. Mountain Vista FD no longer exists.
9/11/17 Added Hutchinson annexation parcel 218191060 to NWFD.
9/27/17 NWFD annexations added: Yuccas, Bachler, Oliver, Parsons, Cribbs, Irwin-Dowell, Boulder Bridge Pass II, Boulder Bridge lots 89-186 and Dove Mt Resort Lot 67.
10/25/17 NWFD annex Dove Mt parcels 218311800,218311780,218311790,218311810,21831002V,21834228G,21834226L,218343760.
12/14/17 NWFD annex Dove Mt resort Lot 49 parcel 218190520.
1/24/18 Joseph C Parsons, Poole, Grier/Sanders ROW and Castelhano NWFD annexations added.
2/7/18 Avra Valley FD annexations for Resolutions: 2017-05, 2017-06, 2017-03 and 2017-02 added.
2/8/18 Updated NWFD 21603007C,225512230,225512240,21718003C,21718003D,21718003E Fire Districts.
2/12/18 Rincon Valley FD annexations: 13822 E Ocotillo Dr, 14516 E Wood Canyon Pl, 8470 S Camino Loma Alta, 11540 S Lava Peak Av, 13904 S Old Sonoita Hwy, 13552 E Benson Hwy and 8474 s Camino Loma Alta.
2/13/18 General update to Fire District layer per assessor.
3/1/18 NWFD annexations Escalante-Dove Mt, Dove Mt Resort Lot 66, Clarke Revocable Trust, Pesina, P Diamond Farms, 7 P LLC, Cornerstone Homes Roadway.
3/1/18 Updates to NWFD
Not in NW:
PARCEL 218313780 – not taxed
PARCEL 218313810 – not taxed
PARCEL 218191290 – not taxed
PARCEL 218372210 – not taxed
PARCEL 218372200 – not taxed
PARCEL 218372190 – not taxed
PARCEL 21834369A – not taxed
(2 parcels at the corner of Dove Mountain and Del Webb)
PARCEL 21834228F  – not taxed
PARCEL 218191710 – not taxed
PARCEL 218191250 – not taxed
PARCEL 21741007F – not taxed
PARCEL 21741007D – not taxed
PARCEL 21741006B – not taxed
PARCEL 21741005B – not taxed
PARCEL 21741004B – not taxed
PARCEL 21724001L – not taxed
PARCEL 108170850 (COT)
PARCEL 10817002C (COT)
PARCEL 10817001C (COT)
PARCEL 10107119D (COT)
PARCEL 225512230 (GR)
PARCEL 225512240 (GR)
PARCEL 221010020 (PR)
Added to NWFD:
PARCEL 21206095C (all of the parcel)
3/30/18 NWFD Riggers annexation parcel 21931012Q
4/10/18 Rincon Valley annexations per Jim Long: Colossal Cave, E Marsh Station Rd, 13875 E Collie Dr, Rocking K, 8474 S Camino Loma Alta, 13797 E Ocotillo Bloom.
4/19/18 Rincon Valley FD annex parcel 305040840.
4/26/18 NWFD annexations added: Mitchell-Anctil, Dove Mt Resort Lot 106, Cone, Cardinal.
5/24/18 NWFD annexations added: Clay and Karen Parsons,Luckett Rd, Marana Propery I, Dove Mt Investors Lot 60, Dove Mt Investors Lot 65.
6/18/18 Rincon Valley FD annexed 2 parcels 30573570A
7/2/18 NWFD annexed Dove Mountain Lot 68 218190710 and BKW Farms Inc (east) 21614005A & 21512004H
7/3/18 NWFD annexed parcels 21505016F,21504001T,21505016C,21504001U,21503012A
11/5/18 NWFD annexed parcels 21844075B,21844076B,21844076B,21844082B,21844081B,218440740,218440770
11/13/18 Green Valley FD annexation documentation 2008-6
11/13/18 Green Valley FD annexation Madera Highlands Parkway Blks 24-26 & Ptn S Campbell Av
2/27/19 NWFD annexed parcel 218191100
4/1/19 NWFD annexed parcels 218191130, 21723008Q and 21932007J from Dec 2018 annexations
4/29/19 NWFD annexations:
218315180  14234 N Silverleaf Ln
218315170  14238 N Silverleaf Ln
218315160  14242 N Silverleaf Ln
218315150  14246 N Silverleaf Ln
218315140  14250 N Silverleaf Ln
218315130  14254 N Silverleaf Ln
218315120  14258 N Silverleaf Ln
218315110  14262 N Silverleaf Ln
218314570  14253 N Silverleaf Ln
218314560  14249 N Silverleaf Ln
218314550  14245 N Silverleaf Ln
218315100  7624 W Sage Palm Ln
218315090  7632 W Sage Palm Ln
218314580  7635 W Sage Palm Ln
218315080  7640 W Sage Palm Ln
218314590  7643 W Sage Palm Ln
218315070  7648 W Sage Palm Ln
218314600  7651 W Sage Palm Ln
218315060  7656 W Sage Palm Ln
218314610  7665 W Sage Palm Ln
218315050  7670 W Sage Palm Ln
218314620  7677 W Sage Palm Ln
218315040  7678 W Sage Palm Ln
218314630  7681 W Sage Palm Ln
218315030  7684 W Sage Palm Ln
218314640  7689 W Sage Palm Ln
218190510  6079 W Seven Saguaros Ci
22106007B  6010 W Wasson Av

5/8/19 Rincon Valley FD annexations:
Parcel #305210890  14052 S Old Sonoita Hy
Parcel #305200470  3211 E Rincon View Dr
Parcel #305900100  14605 E Colossal Cave Rd
5/13/19 Parcel #305040840 RVFD

5/15/19 Green Valley FD annexation of Villas at Canoa Ranch.
6/3/19 Green Valley FD annexations 304690160,304690350,304840290,304840390
6/3/19 Green Valley FD removed 304696800,304696730,304696740 &304696750
6/26/19 June annexations added.
8/2/19 Green Valley FD added parcels 304-69-6780, 304-69-6800 and 304-84-0260.

8/27/19 Rincon Valley FD annexations:
Resolution 19-022 Armbruster
Resolution 19-023 McNeil
Resolution 19-024 Bustamante
Resolution 19-025 Woychowski
Resolution 20-002 Feazle
Resolution 20-003 Hughes 
Resolution 20-004 Jackson 
Resolution 20-005 Pakucko 
Resolution 20-006 Galda
Resolution 20-009 Hatfield
Resolution 20-010 Solomon
Resolution 20-011 Gates
Resolution 20-012 Clark
Resolution 20-013 Fogg
Resolution 20-014 McFadden
Resolution 20-015 Gates
Resolution 20-016 Roche
Resolution 20-017 Glembin
Resolution 20-018 Cobb
Resolution 20-019 Crowley
Resolution 20-020 Luzania
Resolution 20-021 Dove
Resolution 20-022 Cushman
Resolution 20-023 Maeser
Resolution 20-024 Dahlberg
Resolution 20-025 Baron
Resolution 20-026 Atkins
Resolution 20-027 Merz
Resolution 20-028 Stengle
Resolution 20-029 Gaiter
Resolution 20-030 Ware
Resolution 20-031 Wadley
Resolution 20-032 Mullins
Resolution 20-033 Crews
Resolution 20-034 Zygmont
Resolution 20-035 Kanon
Resolution 20-036 Mendoza
Resolution 20-037 Konen
Resolution 20-038 Bittick
Resolution 20-039 Harry
Resolution 20-040 Bilbrey
Resolution 20-041 Boehm
Resolution 20-042 Boehm

8/30/19 NWFD annexed parcels 21932003B and 219331080

9/6/19 Rincon Valley FD annexations:
19-013
19-014
19-015
19-016
19-017
19-018
19-019
19-021
20-007

9/19/19 Rincon Valley FD annexation resolutions:
20-043 Messinger
20-044 Redden
20-045 Paul
20-046 Swetnam
20-047 Gray
20-048 Heritage
20-049 Larcom
20-051 Gonzalez
20-052 Overton
20-053 Snover
20-054 Upchurch
20-055 Welch
20-056 Fehringer
20-057 Fehringer
20-058 McClellan & Yedding
20-059 McClellan & Yedding
20-060 Pratt
20-061 Naughton
20-062 Cardieri
20-063 Blair
20-064 Beckman
20-065 De Vaney
20-066 Johnson
20-067 Davis
20-068 Subia
20-069 Wildman
20-070 Nieser
20-071 Shelton

9/26/19 Green Valley FD annexation parcel 304841610

10/16/19 NWFD parcel annexations:
Parcel #219330820    4512 W Butterfly Mountain Dr
Parcel #21603005R    5380 W Wild Desert Ln 
Parcel #21603005Q
Parcel #21610005C   11115 N Casa Grande Hy
Parcel #216140070    8900 W Safford St
Parcel #216140040    8900 W Avra Valley Rd
Parcel #21612009K
Parcel #21612009D
Parcel #216140020
Parcel #216140030
Parcel #21614001D
Parcel #22601009E   8250 W Avra Valley Rd
Parcel #22601009L
Parcel #22601009N
Parcel #22601009M
Parcel #22601009D
Parcel #21513005L
Parcel #21526013B

10/18/19 Rincon Valley FD annexation resolutions:
20-073 Gooch
20-074 Terry
20-075 Colson
20-076 Thitchener
20-077 Shechter
20-078 Shechter
20-079 Hoffman
20-080 Cox
20-081 Cox
20-082 Miranda

10/22/19 Rincon Valley FD parcels added: 305-40-0720 and 305-21-0730.

10/29/19 NWFD annexed: 
Parcel #219330840   4466 W Butterfly Mountain Dr
Parcel #219330950   4109 W Butterfly Mountain Dr
Parcel #11608001M   4117 W Speedway Bl

10/29/19 Added WEBSITE field to fire district layer showing web links to fire districts.

11/18/19 Green Valley FD annexed parcel 304841610 - Resolution #2019-17, State Docket #10-0469-20

11/22/19 Rincon Valley FD annexations:
20-083 Landerville & Felix
20-084 Carter
20-085 Johnson
20-086 Lyman
20-087 Gacke
20-088 Gamble
20-089 Garcia
20-090 Winstanley

12/20/19 Rincon Valley FD annexations:
20-091 Justice
20-092 Knott 9991 S Big Thunder
20-093 Knott 10001 S Big Thunder
20-094 Leonard
20-095 Noriega
20-096 Sunshine Spendthrift
20-097 Green
20-098 Midlikowski
20-099 Lee

1/9/20 NWFD annexations:
2019-043 Butterfly Mountain Lot 4
2019-044 Garcia & Schneider
2019-046 The Payton Annexation
2019-048 DOVE MOUNTAIN INVESTORS LLC LOT 55
2019-049 DOVE MOUNTAIN INVESTORS LLC LOT 123
2019-050 Bednar III
2019-056 Paul Martin Barrett Revocable Trust

1/27/20 Rincon Valley FD annexations:
20-100 Alderte
20-101 Bernal
20-102 Boehm & Ramos
20-103 Carter
20-104 Clark
20-105 Davenport
20-106 Francino
20-107 Futrell
20-108 Gardner
20-109 Runyon
20-110 Sloane
20-111 Smith
20-112 Steele
20-113 Weinstein & Goldstein

2/6/20 Green Valley FD annexations parcels 304-84-0420 and 304-84-0430.

7/20/20 Green Valley FD annexation parcel 304-84-0440 111 N Rustic Ridge Place, Sahuarita

7/31/20 Drexel Heights FD annexed area of W Ajo Hy and W Calle Don Miguel.

8/5/20 Rincon Valley FD Annexations:
20-142 Ewings
20-143 Bingham
20-144 Baboval
20-145 Starks
20-146 Mackness

8/7/20 Rincon Valley FD Annexations:
20-123 Davis
20-124 Wiltshire
20-125 Holmes
20-126 Connor
20-127 Rowe
20-128 Baldwin

8/19/20 Rincon Valley FD Annexations:
21-101 Logan
21-102 Romero
21-103 Hart
21-104 McGee
21-105 Winek
21-106 Whalen
21-107 Frey
21-108 Sherman/Gietl
21-109 Burton/Bunge Trustees
21-110 Ellingson
21-111 Heller
20-130 Gritis
20-131 Litwicki
20-132 Pesola
20-133 Lawrence
20-134 Couture
20-135 Gray
20-136 Lawson
20-137 Svob
20-138 Boot

9/8/2020 Rincon Valley FD Annexations:
20-114 Dirren
20-115 Ault
20-116 Mate
20-117 Woljer
20-118 Anderson/Jacobson
20-119 Mason
20-120 McCartney
20-121 Rogers
20-122 McDaniel

9/17/2020 Rincon Valley FD Annexation:
20-111 Smith parcel 30506022B

9/18/2020 Northwest Fire District annexations:
2020-001 Dove Mountain Investors LLC Lot 89
2020-002 Despain
2020-009 Dove Mountain Investors LLC Lot 56
2020-010 Herbert Kai LLC
2020-020 Wadleigh
2020-029 Wirth
2020-031 Dove Mountain Investors LLC Lots 159 and 160
2020-033 Boulder Bridge Pass III Lots 1-24 and 27-72
2020-034 Boulder Bridge Pass Lots 25 and 26
2020-035 Dove Mountain Investors LLC Lot 102

10/28/2020 Rincon Valley FD Annexations:
20-139 Robert and Brenda Cole
20-140 Larry and Beverly Bender
21-013 Teresa Landeros and Teresa Alvarez
21-014 Alvarez
21-015 Wilson
21-016 Gabrielson and Sanderson
21-017 Crissman
21-018 Hallstrom
21-019 Fabry
21-022 Fitch
21-023 Balint
21-024 Kindler
21-025 Szewczyk

11/2/2020 Northwest Fire District annexations:
2020-038 Rita Land Corp and Redhawk Marana LLC
2020-039 Redhawk Marana LLC
2020-040 The Lots 203-240, Inclusive, of Blue Agave II at Dove Mountain annexation
2020-041 Gonnesen
2020-042 Bantaz

12/14/20 Northwest Fire District annexations:
2020-043 DR Horton
2020-044 Insight Homes Inc Butterfly Mountain Lot 9
2020-045 Insight Homes Inc Butterfly Mountain Lot 24
2020-046 The Blodgett Living Trust

12/16/20 Green Valley Fire District annexation:
2020-13 Winegarden Residence

2/2/21 Northwest Fire District annexations:
2021-001 Jones annexation 
2015-013 Chamberlain -corrected resolution
2021-002 The Dove Mountain Investors LLC Lot 100 annexation

2/9/21 Green Valley Fire District annexations:
2021-01 Stone House Phase II Lot 203
2021-02 Stone House Phase II Lot 196

3/16/21 Rincon Valley Fire District annexations:
21-027 Roy Fedotoff
21-028 Thomas and Maria McDorman
21-029 Diana Oakley
21-030 Victoria Bowler
21-031 Jeffrey and Lauren Babson
21-032 Eric and Erin Johnson
21-033 Nancy Winton
21-034 Erin Koski
21-035 Brett and Janet Bergeson
21-037 Sullivan Family Revoc TR
21-038 Stefanie and Cedric Stark
21-039 Shilling Timothy and Christy Reents
21-040 Jack and Kelly Parker
21-041 Lawrence and Courtney Bear (Decker Family TR)
21-042 Charles and Teena Sweet
21-043 Neil Sorensen
21-044 Juan Pentecost
21-045 Todd and Jessica Ogiba

4/7/21 Northwest Fire District Annexations:
2021-004 Hope Animal Shelter 22106018A
2021-005 Jantz annexation 218440440 
2021-006 Dove Mountain Investors LLC Lot 74
2021-007 Seashore 21844041A and 21844041B
2021-008 King 21844027E
2021-009 Patterson 21844067F

4/20/21 Green Valley Fire District annexations:
2021-06 
2021-07

4/21/21 Green Valley Fire District annexation:
Parcel 304-84-2060

5/27/21 Avra Valley parcel correction

6/1/21 Added four parcels to Avra Valley FD per annexations

6/28/21 Northwest FD annexations:
2021-011 Dove Mountain Resort Lot 59 parcel 218190620
2021-013 The Gullo parcel 21844083F
2021-015 Dove Mt Investors LLC Lot 73 parcel 218190760
2021-016 Dove Mt Investors LLC Lot 132 parcel 218191390
2021-017 Dove Mt Investors LLC Lot 119 parcels 218191240, 218191250
2021-024 Dove Mt Investors LLC Lot 107 parcel 218191120
2021-025 Dove Mt Investors LLC Lots 157 and 158 parcels 218192170, 218192180
2021-026 Dove Mt Investors LLC Lot 129 parcels 218191350, 218191360
2021-028 Lysecky parcel 219330810

6/14/23 Rincon Valley FD annexations:
Parcel 305-40-0780, 305-90-016J, 305-90-016X, 305-90-016S, 305-50-118A, 305-18-0210, 305-21-0780, 305-18-0220, 305-18-0170, 305-18-0180, 305-44-1040

6/27/23 NWFD
Parcels 218191970, 218191980, 218191370, 218190350, 11608007D, 218191990, 218192000, 218190450, 218191460.  Note that an area Saguaro Reserve II (sequence# 20222520110) is not yet available per PAGREGION nor OnBase documentation.  It was requested to be added along with the other parcels listed per an email from Johanna Kraus (6/20/23)

8/29/23  NWFD, various miscellaneous parcels and parcel portions
Rincon Valley FD - 1 lot

10/10/23  Rincon Valley FD
Added 2 areas, including parcel 305440360 and another area that incorporated old parcels into a newer designated subdivision near Becker Rd and Bohlman Rd.

2/14/24  Rincon Valley FD
Added several individual parcels that now participate in RVFD coverage.

4/22/24  Green Valley FD
Added a couple of general areas on the east side of the Green Valley FD jurisdiction as well as a portion to the north (a southern portion of Sahuarita)