California Code of Regulations › Title 23 - Waters › Division 2 - Department of Water Resources › Chapter 2.7 - Model Water Efficient Landscape Ordinance › Appendix A - Reference Evapotranspiration (ETo) Table

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
Appendix A - Reference
						  Evapotranspiration (ETo) Table
*
County and
						  City
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Annual
						  ETo
ALAMEDA
Fremont
1.5
1.9
3.4
4.7
5.4
6.3
6.7
6.0
4.5
3.4
1.8
1.5
47.0
Livermore
1.2
1.5
2.9
4.4
5.9
6.6
7.4
6.4
5.3
3.2
1.5
0.9
47.2
Oakland
1.5
1.5
2.8
3.9
5.1
5.3
6.0
5.5
4.8
3.1
1.4
0.9
41.8
Oakland
						  Foothills
1.1
1.4
2.7
3.7
5.1
6.4
5.8
4.9
3.6
2.6
1.4
1.0
39.6
Pleasanton
0.8
1.5
2.9
4.4
5.6
6.7
7.4
6.4
4.7
3.3
1.5
1.0
46.2
Union
						  City
1.4
1.8
3.1
4.2
5.4
5.9
6.4
5.7
4.4
3.1
1.5
1.2
44.2
ALPINE
Markleeville
0.7
0.9
2.0
3.5
5.0
6.1
7.3
6.4
4.4
2.6
1.2
0.5
40.6
AMADOR
Jackson
1.2
1.5
2.8
4.4
6.0
7.2
7.9
7.2
5.3
3.2
1.4
0.9
48.9
Shanandoah
						  Valley
1.0
1.7
2.9
4.4
5.6
6.8
7.9
7.1
5.2
3.6
1.7
1.0
48.8
BUTTE
Chico
1.2
1.8
2.9
4.7
6.1
7.4
8.5
7.3
5.4
3.7
1.7
1.0
51.7
Durham
1.1
1.8
3.2
5.0
6.5
7.4
7.8
6.9
5.3
3.6
1.7
1.0
51.1
Gridley
1.2
1.8
3.0
4.7
6.1
7.7
8.5
7.1
5.4
3.7
1.7
1.0
51.9
Oroville
1.2
1.7
2.8
4.7
6.1
7.6
8.5
7.3
5.3
3.7
1.7
1.0
51.5
CALAVERAS
San
						  Andreas
1.2
1.5
2.8
4.4
6.0
7.3
7.9
7.0
5.3
3.2
1.4
0.7
48.8
COLUSA
Colusa
1.0
1.7
3.4
5.0
6.4
7.6
8.3
7.2
5.4
3.8
1.8
1.1
52.8
Williams
1.2
1.7
2.9
4.5
6.1
7.2
8.5
7.3
5.3
3.4
1.6
1.0
50.8
CONTRA COSTA
Brentwood
1.0
1.5
2.9
4.5
6.1
7.1
7.9
6.7
5.2
3.2
1.4
0.7
48.3
Concord
1.1
1.4
2.4
4.0
5.5
5.9
7.0
6.0
4.8
3.2
1.3
0.7
43.4
Courtland
0.9
1.5
2.9
4.4
6.1
6.9
7.9
6.7
5.3
3.2
1.4
0.7
48.0
Martinez
1.2
1.4
2.4
3.9
5.3
5.6
6.7
5.6
4.7
3.1
1.2
0.7
41.8
Moraga
1.2
1.5
3.4
4.2
5.5
6.1
6.7
5.9
4.6
3.2
1.6
1.0
44.9
Pittsburg
1.0
1.5
2.8
4.1
5.6
6.4
7.4
6.4
5.0
3.2
1.3
0.7
45.4
Walnut
						  Creek
0.8
1.5
2.9
4.4
5.6
6.7
7.4
6.4
4.7
3.3
1.5
1.0
46.2
DEL NORTE
Crescent
						  City
0.5
0.9
2.0
3.0
3.7
3.5
4.3
3.7
3.0
2.0
0.9
0.5
27.7
EL DORADO
Camino
0.9
1.7
2.5
3.9
5.9
7.2
7.8
6.8
5.1
3.1
1.5
0.9
47.3
FRESNO
Clovis
1.0
1.5
3.2
4.8
6.4
7.7
8.5
7.3
5.3
3.4
1.4
0.7
51.4
Coalinga
1.2
1.7
3.1
4.6
6.2
7.2
8.5
7.3
5.3
3.4
1.6
0.7
50.9
Firebaugh
1.0
1.8
3.7
5.7
7.3
8.1
8.2
7.2
5.5
3.9
2.0
1.1
55.4
FivePoints
1.3
2.0
4.0
6.1
7.7
8.5
8.7
8.0
6.2
4.5
2.4
1.2
60.4
Fresno
0.9
1.7
3.3
4.8
6.7
7.8
8.4
7.1
5.2
3.2
1.4
0.6
51.1
Fresno
						  State
0.9
1.6
3.2
5.2
7.0
8.0
8.7
7.6
5.4
3.6
1.7
0.9
53.7
Friant
1.2
1.5
3.1
4.7
6.4
7.7
8.5
7.3
5.3
3.4
1.4
0.7
51.3
Kerman
0.9
1.5
3.2
4.8
6.6
7.7
8.4
7.2
5.3
3.4
1.4
0.7
51.2
Kingsburg
1.0
1.5
3.4
4.8
6.6
7.7
8.4
7.2
5.3
3.4
1.4
0.7
51.6
Mendota
1.5
2.5
4.6
6.2
7.9
8.6
8.8
7.5
5.9
4.5
2.4
1.5
61.7
Orange
						  Cove
1.2
1.9
3.5
4.7
7.4
8.5
8.9
7.9
5.9
3.7
1.8
1.2
56.7
Panoche
1.1
2.0
4.0
5.6
7.8
8.5
8.3
7.3
5.6
3.9
1.8
1.2
57.2
Parlier
1.0
1.9
3.6
5.2
6.8
7.6
8.1
7.0
5.1
3.4
1.7
0.9
52.0
Reedley
1.1
1.5
3.2
4.7
6.4
7.7
8.5
7.3
5.3
3.4
1.4
0.7
51.3
Westlands
0.9
1.7
3.8
6.3
8.0
8.6
8.6
7.8
5.9
4.3
2.1
1.1
58.8
GLENN
Orland
1.1
1.8
3.4
5.0
6.4
7.5
7.9
6.7
5.3
3.9
1.8
1.4
52.1
Willows
1.2
1.7
2.9
4.7
6.1
7.2
8.5
7.3
5.3
3.6
1.7
1.0
51.3
HUMBOLDT
Eureka
0.5
1.1
2.0
3.0
3.7
3.7
3.7
3.7
3.0
2.0
0.9
0.5
27.5
Ferndale
0.5
1.1
2.0
3.0
3.7
3.7
3.7
3.7
3.0
2.0
0.9
0.5
27.5
Garberville
0.6
1.2
2.2
3.1
4.5
5.0
5.5
4.9
3.8
2.4
1.0
0.7
34.9
Hoopa
0.5
1.1
2.1
3.0
4.4
5.4
6.1
5.1
3.8
2.4
0.9
0.7
35.6
IMPERIAL
Brawley
2.8
3.8
5.9
8.0
10.4
11.5
11.7
10.0
8.4
6.2
3.5
2.1
84.2
Calipatria/Mulberry
2.4
3.2
5.1
6.8
8.6
9.2
9.2
8.6
7.0
5.2
3.1
2.3
70.7
El
						  Centro
2.7
3.5
5.6
7.9
10.1
11.1
11.6
9.5
8.3
6.1
3.3
2.0
81.7
Holtville
2.8
3.8
5.9
7.9
10.4
11.6
12.0
10.0
8.6
6.2
3.5
2.1
84.7
Meloland
2.5
3.2
5.5
7.5
8.9
9.2
9.0
8.5
6.8
5.3
3.1
2.2
71.6
Palo Verde
						  II
2.5
3.3
5.7
6.9
8.5
8.9
8.6
7.9
6.2
4.5
2.9
2.3
68.2
Seeley
2.7
3.5
5.9
7.7
9.7
10.1
9.3
8.3
6.9
5.5
3.4
2.2
75.4
Westmoreland
2.4
3.3
5.3
6.9
8.7
9.6
9.6
8.7
6.9
5.0
3.0
2.2
71.4
Yuma
2.5
3.4
5.3
6.9
8.7
9.6
9.6
8.7
6.9
5.0
3.0
2.2
71.6
INYO
Bishop
1.7
2.7
4.8
6.7
8.2
10.9
7.4
9.6
7.4
4.8
2.5
1.6
68.3
Death Valley
						  Jct
2.2
3.3
5.4
7.7
9.8
11.1
11.4
10.1
8.3
5.4
2.9
1.7
79.1
Independence
1.7
2.7
3.4
6.6
8.5
9.5
9.8
8.5
7.1
3.9
2.0
1.5
65.2
Lower Haiwee
						  Res.
1.8
2.7
4.4
7.1
8.5
9.5
9.8
8.5
7.1
4.2
2.6
1.5
67.6
Oasis
2.7
2.8
5.9
8.0
10.4
11.7
11.6
10.0
8.4
6.2
3.4
2.1
83.1
KERN
Arvin
1.2
1.8
3.5
4.7
6.6
7.4
8.1
7.3
5.3
3.4
1.7
1.0
51.9
Bakersfield
1.0
1.8
3.5
4.7
6.6
7.7
8.5
7.3
5.3
3.5
1.6
0.9
52.4
Bakersfield/Bonanza
1.2
2.2
3.7
5.7
7.4
8.2
8.7
7.8
5.7
4.0
2.1
1.2
57.9
Bakersfield/Greenlee
1.2
2.2
3.7
5.7
7.4
8.2
8.7
7.8
5.7
4.0
2.1
1.2
57.9
Belridge
1.4
2.2
4.1
5.5
7.7
8.5
8.6
7.8
6.0
3.8
2.0
1.5
59.2
Blackwells
						  Corner
1.4
2.1
3.8
5.4
7.0
7.8
8.5
7.7
5.8
3.9
1.9
1.2
56.6
Buttonwillow
1.0
1.8
3.2
4.7
6.6
7.7
8.5
7.3
5.4
3.4
1.5
0.9
52.0
China
						  Lake
2.1
3.2
5.3
7.7
9.2
10.0
11.0
9.8
7.3
4.9
2.7
1.7
74.8
Delano
0.9
1.8
3.4
4.7
6.6
7.7
8.5
7.3
5.4
3.4
1.4
0.7
52.0
Famoso
1.3
1.9
3.5
4.8
6.7
7.6
8.0
7.3
5.5
3.5
1.7
1.3
53.1
Grapevine
1.3
1.8
3.1
4.4
5.6
6.8
7.6
6.8
5.9
3.4
1.9
1.0
49.5
Inyokern
2.0
3.1
4.9
7.3
8.5
9.7
11.0
9.4
7.1
5.1
2.6
1.7
72.4
Isabella
						  Dam
1.2
1.4
2.8
4.4
5.8
7.3
7.9
7.0
5.0
3.2
1.7
0.9
48.4
Lamont
1.3
2.4
4.4
4.6
6.5
7.0
8.8
7.6
5.7
3.7
1.6
0.8
54.4
Lost
						  Hills
1.6
2.2
3.7
5.1
6.8
7.8
8.7
7.8
5.7
4.0
2.1
1.6
57.1
McFarland/Kern
1.2
2.1
3.7
5.6
7.3
8.0
8.3
7.4
5.6
4.1
2.0
1.2
56.5
Shafter
1.0
1.7
3.4
5.0
6.6
7.7
8.3
7.3
5.4
3.4
1.5
0.9
52.1
Taft
1.3
1.8
3.1
4.3
6.2
7.3
8.5
7.3
5.4
3.4
1.7
1.0
51.2
Tehachapi
1.4
1.8
3.2
5.0
6.1
7.7
7.9
7.3
5.9
3.4
2.1
1.2
52.9
KINGS
Caruthers
1.6
2.5
4.0
5.7
7.8
8.7
9.3
8.4
6.3
4.4
2.4
1.6
62.7
Corcoran
1.6
2.2
3.7
5.1
6.8
7.8
8.7
7.8
5.7
4.0
2.1
1.6
57.1
Hanford
0.9
1.5
3.4
5.0
6.6
7.7
8.3
7.2
5.4
3.4
1.4
0.7
51.5
Kettleman
1.1
2.0
4.0
6.0
7.5
8.5
9.1
8.2
6.1
4.5
2.2
1.1
60.2
Lemoore
0.9
1.5
3.4
5.0
6.6
7.7
8.3
7.3
5.4
3.4
1.4
0.7
51.7
Stratford
0.9
1.9
3.9
6.1
7.8
8.6
8.8
7.7
5.9
4.1
2.1
1.0
58.7
LAKE
Lakeport
1.1
1.3
2.6
3.5
5.1
6.0
7.3
6.1
4.7
2.9
1.2
0.9
42.8
Lower
						  Lake
1.2
1.4
2.7
4.5
5.3
6.3
7.4
6.4
5.0
3.1
1.3
0.9
45.4
LASSEN
Buntingville
1.0
1.7
3.5
4.9
6.2
7.3
8.4
7.5
5.4
3.4
1.5
0.9
51.8
Ravendale
0.6
1.1
2.3
4.1
5.6
6.7
7.9
7.3
4.7
2.8
1.2
0.5
44.9
Susanville
0.7
1.0
2.2
4.1
5.6
6.5
7.8
7.0
4.6
2.8
1.2
0.5
44.0
LOS ANGELES
Burbank
2.1
2.8
3.7
4.7
5.1
6.0
6.6
6.7
5.4
4.0
2.6
2.0
51.7
Claremont
2.0
2.3
3.4
4.6
5.0
6.0
7.0
7.0
5.3
4.0
2.7
2.1
51.3
El
						  Dorado
1.7
2.2
3.6
4.8
5.1
5.7
5.9
5.9
4.4
3.2
2.2
1.7
46.3
Glendale
2.0
2.2
3.3
3.8
4.7
4.8
5.7
5.6
4.3
3.3
2.2
1.8
43.7
Glendora
2.0
2.5
3.6
4.9
5.4
6.1
7.3
6.8
5.7
4.2
2.6
2.0
53.1
Gorman
1.6
2.2
3.4
4.6
5.5
7.4
7.7
7.1
5.9
3.6
2.4
1.1
52.4
Hollywood
						  Hills
2.1
2.2
3.8
5.4
6.0
6.5
6.7
6.4
5.2
3.7
2.8
2.1
52.8
Lancaster
2.1
3.0
4.6
5.9
8.5
9.7
11.0
9.8
7.3
4.6
2.8
1.7
71.1
Long
						  Beach
1.8
2.1
3.3
3.9
4.5
4.3
5.3
4.7
3.7
2.8
1.8
1.5
39.7
Los
						  Angeles
2.2
2.7
3.7
4.7
5.5
5.8
6.2
5.9
5.0
3.9
2.6
1.9
50.1
Monrovia
2.2
2.3
3.8
4.3
5.5
5.9
6.9
6.4
5.1
3.2
2.5
2.0
50.2
Palmdale
2.0
2.6
4.6
6.2
7.3
8.9
9.8
9.0
6.5
4.7
2.7
2.1
66.2
Pasadena
2.1
2.7
3.7
4.7
5.1
6.0
7.1
6.7
5.6
4.2
2.6
2.0
52.3
Pearblossom
1.7
2.4
3.7
4.7
7.3
7.7
9.9
7.9
6.4
4.0
2.6
1.6
59.9
Pomona
1.7
2.0
3.4
4.5
5.0
5.8
6.5
6.4
4.7
3.5
2.3
1.7
47.5
Redondo
						  Beach
2.2
2.4
3.3
3.8
4.5
4.7
5.4
4.8
4.4
2.8
2.4
2.0
42.6
San
						  Fernando
2.0
2.7
3.5
4.6
5.5
5.9
7.3
6.7
5.3
3.9
2.6
2.0
52.0
Santa
						  Clarita
2.8
2.8
4.1
5.6
6.0
6.8
7.6
7.8
5.8
5.2
3.7
3.2
61.5
Santa
						  Monica
1.8
2.1
3.3
4.5
4.7
5.0
5.4
5.4
3.9
3.4
2.4
2.2
44.2
MADERA
Chowchilla
1.0
1.4
3.2
4.7
6.6
7.8
8.5
7.3
5.3
3.4
1.4
0.7
51.4
Madera
0.9
1.4
3.2
4.8
6.6
7.8
8.5
7.3
5.3
3.4
1.4
0.7
51.5
Raymond
1.2
1.5
3.0
4.6
6.1
7.6
8.4
7.3
5.2
3.4
1.4
0.7
50.5
MARIN
Black
						  Point
1.1
1.7
3.0
4.2
5.2
6.2
6.6
5.8
4.3
2.8
1.3
0.9
43.0
Novato
1.3
1.5
2.4
3.5
4.4
6.0
5.9
5.4
4.4
2.8
1.4
0.7
39.8
Point San
						  Pedro
1.1
1.7
3.0
4.2
5.2
6.2
6.6
5.8
4.3
2.8
1.3
0.9
43.0
San
						  Rafael
1.2
1.3
2.4
3.3
4.0
4.8
4.8
4.9
4.3
2.7
1.3
0.7
35.8
MARIPOSA
Coulterville
1.1
1.5
2.8
4.4
5.9
7.3
8.1
7.0
5.3
3.4
1.4
0.7
48.8
Mariposa
1.1
1.5
2.8
4.4
5.9
7.4
8.2
7.1
5.0
3.4
1.4
0.7
49.0
Yosemite
						  Village
0.7
1.0
2.3
3.7
5.1
6.5
7.1
6.1
4.4
2.9
1.1
0.6
41.4
MENDOCINO
Fort
						  Bragg
0.9
1.3
2.2
3.0
3.7
3.5
3.7
3.7
3.0
2.3
1.2
0.7
29.0
Hopland
1.1
1.3
2.6
3.4
5.0
5.9
6.5
5.7
4.5
2.8
1.3
0.7
40.9
Point
						  Arena
1.0
1.3
2.3
3.0
3.7
3.9
3.7
3.7
3.0
2.3
1.2
0.7
29.6
Sanel
						  Valley
1.0
1.6
3.0
4.6
6.0
7.0
8.0
7.0
5.2
3.4
1.4
0.9
49.1
Ukiah
1.0
1.3
2.6
3.3
5.0
5.8
6.7
5.9
4.5
2.8
1.3
0.7
40.9
MERCED
Kesterson
0.9
1.7
3.4
5.5
7.3
8.2
8.6
7.4
5.5
3.8
1.8
0.9
55.1
Los
						  Banos
1.0
1.5
3.2
4.7
6.1
7.4
8.2
7.0
5.3
3.4
1.4
0.7
50.0
Merced
1.0
1.5
3.2
4.7
6.6
7.9
8.5
7.2
5.3
3.4
1.4
0.7
51.5
MODOC
Modoc/Alturas
0.9
1.4
2.8
3.7
5.1
6.2
7.5
6.6
4.6
2.8
1.2
0.7
43.2
MONO
Bridgeport
0.7
0.9
2.2
3.8
5.5
6.6
7.4
6.7
4.7
2.7
1.2
0.5
43.0
MONTEREY
Arroyo
						  Seco
1.5
2.0
3.7
5.4
6.3
7.3
7.2
6.7
5.0
3.9
2.0
1.6
52.6
Castroville
1.4
1.7
3.0
4.2
4.6
4.8
4.0
3.8
3.0
2.6
1.6
1.4
36.2
Gonzales
1.3
1.7
3.4
4.7
5.4
6.3
6.3
5.9
4.4
3.4
1.9
1.3
45.7
Greenfield
1.8
2.2
3.4
4.8
5.6
6.3
6.5
6.2
4.8
3.7
2.4
1.8
49.5
King
						  City
1.7
2.0
3.4
4.4
4.4
5.6
6.1
6.7
6.5
5.2
2.2
1.3
49.6
King City-Oasis
						  Rd.
1.4
1.9
3.6
5.3
6.5
7.3
7.4
6.8
5.1
4.0
2.0
1.5
52.7
Long
						  Valley
1.5
1.9
3.2
4.1
5.8
6.5
7.3
6.7
5.3
3.6
2.0
1.2
49.1
Monterey
1.7
1.8
2.7
3.5
4.0
4.1
4.3
4.2
3.5
2.8
1.9
1.5
36.0
Pajaro
1.8
2.2
3.7
4.8
5.3
5.7
5.6
5.3
4.3
3.4
2.4
1.8
46.1
Salinas
1.6
1.9
2.7
3.8
4.8
4.7
5.0
4.5
4.0
2.9
1.9
1.3
39.1
Salinas
						  North
1.2
1.5
2.9
4.1
4.6
5.2
4.5
4.3
3.2
2.8
1.5
1.2
36.9
San
						  Ardo
1.0
1.7
3.1
4.5
5.9
7.2
8.1
7.1
5.1
3.1
1.5
1.0
49.0
San
						  Juan
1.8
2.1
3.4
4.6
5.3
5.7
5.5
4.9
3.8
3.2
2.2
1.9
44.2
Soledad
1.7
2.0
3.4
4.4
5.5
5.4
6.5
6.2
5.2
3.7
2.2
1.5
47.7
NAPA
Angwin
1.8
1.9
3.2
4.7
5.8
7.3
8.1
7.1
5.5
4.5
2.9
2.1
54.9
Carneros
0.8
1.5
3.1
4.6
5.5
6.6
6.9
6.2
4.7
3.5
1.4
1.0
45.8
Oakville
1.0
1.5
2.9
4.7
5.8
6.9
7.2
6.4
4.9
3.5
1.6
1.2
47.7
St
						  Helena
1.2
1.5
2.8
3.9
5.1
6.1
7.0
6.2
4.8
3.1
1.4
0.9
44.1
Yountville
1.3
1.7
2.8
3.9
5.1
6.0
7.1
6.1
4.8
3.1
1.5
0.9
44.3
NEVADA
Grass
						  Valley
1.1
1.5
2.6
4.0
5.7
7.1
7.9
7.1
5.3
3.2
1.5
0.9
48.0
Nevada
						  City
1.1
1.5
2.6
3.9
5.8
6.9
7.9
7.0
5.3
3.2
1.4
0.9
47.4
ORANGE
Irvine
2.2
2.5
3.7
4.7
5.2
5.9
6.3
6.2
4.6
3.7
2.6
2.3
49.6
Laguna
						  Beach
2.2
2.7
3.4
3.8
4.6
4.6
4.9
4.9
4.4
3.4
2.4
2.0
43.2
Santa
						  Ana
2.2
2.7
3.7
4.5
4.6
5.4
6.2
6.1
4.7
3.7
2.5
2.0
48.2
PLACER
Auburn
1.2
1.7
2.8
4.4
6.1
7.4
8.3
7.3
5.4
3.4
1.6
1.0
50.6
Blue
						  Canyon
0.7
1.1
2.1
3.4
4.8
6.0
7.2
6.1
4.6
2.9
0.9
0.6
40.5
Colfax
1.1
1.5
2.6
4.0
5.8
7.1
7.9
7.0
5.3
3.2
1.4
0.9
47.9
Roseville
1.1
1.7
3.1
4.7
6.2
7.7
8.5
7.3
5.6
3.7
1.7
1.0
52.2
Soda
						  Springs
0.7
0.7
1.8
3.0
4.3
5.3
6.2
5.5
4.1
2.5
0.7
0.7
35.4
Tahoe
						  City
0.7
0.7
1.7
3.0
4.3
5.4
6.1
5.6
4.1
2.4
0.8
0.6
35.5
Truckee
0.7
0.7
1.7
3.2
4.4
5.4
6.4
5.7
4.1
2.4
0.8
0.6
36.2
PLUMAS
Portola
0.7
0.9
1.9
3.5
4.9
5.9
7.3
5.9
4.3
2.7
0.9
0.5
39.4
Quincy
0.7
0.9
2.2
3.5
4.9
5.9
7.3
5.9
4.4
2.8
1.2
0.5
40.2
RIVERSIDE
Beaumont
2.0
2.3
3.4
4.4
6.1
7.1
7.6
7.9
6.0
3.9
2.6
1.7
55.0
Blythe
2.4
3.3
5.3
6.9
8.7
9.6
9.6
8.7
6.9
5.0
3.0
2.2
71.4
Cathedral
						  City
1.6
2.2
3.7
5.1
6.8
7.8
8.7
7.8
5.7
4.0
2.1
1.6
57.1
Coachella
2.9
4.4
6.2
8.4
10.5
11.9
12.3
10.1
8.9
6.2
3.8
2.4
88.1
Desert
						  Center
2.9
4.1
6.4
8.5
11.0
12.1
12.2
11.1
9.0
6.4
3.9
2.6
90.0
Elsinore
2.1
2.8
3.9
4.4
5.9
7.1
7.6
7.0
5.8
3.9
2.6
1.9
55.0
Indio
3.1
3.6
6.5
8.3
10.5
11.0
10.8
9.7
8.3
5.9
3.7
2.7
83.9
La
						  Quinta
2.4
2.8
5.2
6.5
8.3
8.7
8.5
7.9
6.5
4.5
2.7
2.2
66.2
Mecca
2.6
3.3
5.7
7.2
8.6
9.0
8.8
8.2
6.8
5.0
3.2
2.4
70.8
Oasis
2.9
3.3
5.3
6.1
8.5
8.9
8.7
7.9
6.9
4.8
2.9
2.3
68.4
Palm
						  Desert
2.5
3.4
5.3
6.9
8.7
9.6
9.6
8.7
6.9
5.0
3.0
2.2
71.6
Palm
						  Springs
2.0
2.9
4.9
7.2
8.3
8.5
11.6
8.3
7.2
5.9
2.7
1.7
71.1
Rancho
						  California
1.8
2.2
3.4
4.8
5.6
6.3
6.5
6.2
4.8
3.7
2.4
1.8
49.5
Rancho
						  Mirage
2.4
3.3
5.3
6.9
8.7
9.6
9.6
8.7
6.9
5.0
3.0
2.2
71.4
Ripley
2.7
3.3
5.6
7.2
8.7
8.7
8.4
7.6
6.2
4.6
2.8
2.2
67.8
Salton Sea
						  North
2.5
3.3
5.5
7.2
8.8
9.3
9.2
8.5
6.8
5.2
3.1
2.3
71.7
Temecula East
						  II
2.3
2.4
4.1
4.9
6.4
7.0
7.8
7.4
5.7
4.1
2.6
2.2
56.7
Thermal
2.4
3.3
5.5
7.6
9.1
9.6
9.3
8.6
7.1
5.2
3.1
2.1
72.8
Riverside
						  UC
2.5
2.9
4.2
5.3
5.9
6.6
7.2
6.9
5.4
4.1
2.9
2.6
56.4
Winchester
2.3
2.4
4.1
4.9
6.4
6.9
7.7
7.5
6.0
3.9
2.6
2.1
56.8
SACRAMENTO
Fair
						  Oaks
1.0
1.6
3.4
4.1
6.5
7.5
8.1
7.1
5.2
3.4
1.5
1.0
50.5
Sacramento
1.0
1.8
3.2
4.7
6.4
7.7
8.4
7.2
5.4
3.7
1.7
0.9
51.9
Twitchell
						  Island
1.2
1.8
3.9
5.3
7.4
8.8
9.1
7.8
5.9
3.8
1.7
1.2
57.9
SAN BENITO
Hollister
1.5
1.8
3.1
4.3
5.5
5.7
6.4
5.9
5.0
3.5
1.7
1.1
45.1
San
						  Benito
1.2
1.6
3.1
4.6
5.6
6.4
6.9
6.5
4.8
3.7
1.7
1.2
47.2
San Juan
						  Valley
1.4
1.8
3.4
4.5
6.0
6.7
7.1
6.4
5.0
3.5
1.8
1.4
49.1
SAN BERNARDINO
Baker
2.7
3.9
6.1
8.3
10.4
11.8
12.2
11.0
8.9
6.1
3.3
2.1
86.6
Barstow
						  NE
2.2
2.9
5.3
6.9
9.0
10.1
9.9
8.9
6.8
4.8
2.7
2.1
71.7
Big Bear
						  Lake
1.8
2.6
4.6
6.0
7.0
7.6
8.1
7.4
5.4
4.1
2.4
1.8
58.6
Chino
2.1
2.9
3.9
4.5
5.7
6.5
7.3
7.1
5.9
4.2
2.6
2.0
54.6
Crestline
1.5
1.9
3.3
4.4
5.5
6.6
7.8
7.1
5.4
3.5
2.2
1.6
50.8
Lake
						  Arrowhead
1.8
2.6
4.6
6.0
7.0
7.6
8.1
7.4
5.4
4.1
2.4
1.8
58.6
Lucerne
						  Valley
2.2
2.9
5.1
6.5
9.1
11.0
11.4
9.9
7.4
5.0
3.0
1.8
75.3
Needles
3.2
4.2
6.6
8.9
11.0
12.4
12.8
11.0
8.9
6.6
4.0
2.7
92.1
Newberry
						  Springs
2.1
2.9
5.3
8.4
9.8
10.9
11.1
9.9
7.6
5.2
3.1
2.0
78.2
San
						  Bernardino
2.0
2.7
3.8
4.6
5.7
6.9
7.9
7.4
5.9
4.2
2.6
2.0
55.6
Twentynine
						  Palms
2.6
3.6
5.9
7.9
10.1
11.2
11.2
10.3
8.6
5.9
3.4
2.2
82.9
Victorville
2.0
2.6
4.6
6.2
7.3
8.9
9.8
9.0
6.5
4.7
2.7
2.1
66.2
SAN DIEGO
Chula
						  Vista
2.2
2.7
3.4
3.8
4.9
4.7
5.5
4.9
4.5
3.4
2.4
2.0
44.2
Escondido
						  SPV
2.4
2.6
3.9
4.7
5.9
6.5
7.1
6.7
5.3
3.9
2.8
2.3
54.2
Miramar
2.3
2.5
3.7
4.1
5.1
5.4
6.1
5.8
4.5
3.3
2.4
2.1
47.1
Oceanside
2.2
2.7
3.4
3.7
4.9
4.6
4.6
5.1
4.1
3.3
2.4
2.0
42.9
Otay
						  Lake
2.3
2.7
3.9
4.6
5.6
5.9
6.2
6.1
4.8
3.7
2.6
2.2
50.4
Pine
						  Valley
1.5
2.4
3.8
5.1
6.0
7.0
7.8
7.3
6.0
4.0
2.2
1.7
54.8
Ramona
2.1
2.1
3.4
4.6
5.2
6.3
6.7
6.8
5.3
4.1
2.8
2.1
51.6
San
						  Diego
2.1
2.4
3.4
4.6
5.1
5.3
5.7
5.6
4.3
3.6
2.4
2.0
46.5
Santee
2.1
2.7
3.7
4.5
5.5
6.1
6.6
6.2
5.4
3.8
2.6
2.0
51.1
Torrey
						  Pines
2.2
2.3
3.4
3.9
4.0
4.1
4.6
4.7
3.8
2.8
2.0
2.0
39.8
Warner
						  Springs
1.6
2.7
3.7
4.7
5.7
7.6
8.3
7.7
6.3
4.0
2.5
1.3
56.0
SAN FRANCISCO
San
						  Francisco
1.5
1.3
2.4
3.0
3.7
4.6
4.9
4.8
4.1
2.8
1.3
0.7
35.1
SAN JOAQUIN
Farmington
1.5
1.5
2.9
4.7
6.2
7.6
8.1
6.8
5.3
3.3
1.4
0.7
50.0
Lodi
						  West
1.0
1.6
3.3
4.3
6.3
6.9
7.3
6.4
4.5
3.0
1.4
0.8
46.7
Manteca
0.9
1.7
3.4
5.0
6.5
7.5
8.0
7.1
5.2
3.3
1.6
0.9
51.2
Stockton
0.8
1.5
2.9
4.7
6.2
7.4
8.1
6.8
5.3
3.2
1.4
0.6
49.1
Tracy
1.0
1.5
2.9
4.5
6.1
7.3
7.9
6.7
5.3
3.2
1.3
0.7
48.5
SAN LUIS OBISPO
Arroyo
						  Grande
2.0
2.2
3.2
3.8
4.3
4.7
4.3
4.6
3.8
3.2
2.4
1.7
40.0
Atascadero
1.2
1.5
2.8
3.9
4.5
6.0
6.7
6.2
5.0
3.2
1.7
1.0
43.7
Morro
						  Bay
2.0
2.2
3.1
3.5
4.3
4.5
4.6
4.6
3.8
3.5
2.1
1.7
39.9
Nipomo
2.2
2.5
3.8
5.1
5.7
6.2
6.4
6.1
4.9
4.1
2.9
2.3
52.1
Paso
						  Robles
1.6
2.0
3.2
4.3
5.5
6.3
7.3
6.7
5.1
3.7
2.1
1.4
49.0
San Luis
						  Obispo
2.0
2.2
3.2
4.1
4.9
5.3
4.6
5.5
4.4
3.5
2.4
1.7
43.8
San
						  Miguel
1.6
2.0
3.2
4.3
5.0
6.4
7.4
6.8
5.1
3.7
2.1
1.4
49.0
San
						  Simeon
2.0
2.0
2.9
3.5
4.2
4.4
4.6
4.3
3.5
3.1
2.0
1.7
38.1
SAN MATEO
Hal Moon
						  Bay
1.5
1.7
2.4
3.0
3.9
4.3
4.3
4.2
3.5
2.8
1.3
1.0
33.7
Redwood
						  City
1.5
1.8
2.9
3.8
5.2
5.3
6.2
5.6
4.8
3.1
1.7
1.0
42.8
Woodside
1.8
2.2
3.4
4.8
5.6
6.3
6.5
6.2
4.8
3.7
2.4
1.8
49.5
SANTA BARBARA
Betteravia
2.1
2.6
4.0
5.2
6.0
5.9
5.8
5.4
4.1
3.3
2.7
2.1
49.1
Carpenteria
2.0
2.4
3.2
3.9
4.8
5.2
5.5
5.7
4.5
3.4
2.4
2.0
44.9
Cuyama
2.1
2.4
3.8
5.4
6.9
7.9
8.5
7.7
5.9
4.5
2.6
2.0
59.7
Goleta
2.1
2.5
3.9
5.1
5.7
5.7
5.4
5.4
4.2
3.2
2.8
2.2
48.1
Goleta
						  Foothills
2.3
2.6
3.7
5.4
5.3
5.6
5.5
5.7
4.5
3.9
2.8
2.3
49.6
Guadalupe
2.0
2.2
3.2
3.7
4.9
4.6
4.5
4.6
4.1
3.3
2.4
1.7
41.1
Lompoc
2.0
2.2
3.2
3.7
4.8
4.6
4.9
4.8
3.9
3.2
2.4
1.7
41.1
Los
						  Alamos
1.8
2.0
3.2
4.1
4.9
5.3
5.7
5.5
4.4
3.7
2.4
1.6
44.6
Santa
						  Barbara
2.0
2.5
3.2
3.8
4.6
5.1
5.5
4.5
3.4
2.4
1.8
1.8
40.6
Santa
						  Maria
1.8
2.3
3.7
5.1
5.7
5.8
5.6
5.3
4.2
3.5
2.4
1.9
47.4
Santa
						  Ynez
1.7
2.2
3.5
5.0
5.8
6.2
6.4
6.0
4.5
3.6
2.2
1.7
48.7
Sisquoc
2.1
2.5
3.8
4.1
6.1
6.3
6.4
5.8
4.7
3.4
2.3
1.8
49.2
Solvang
2.0
2.0
3.3
4.3
5.0
5.6
6.1
5.6
4.4
3.7
2.2
1.6
45.6
SANTA CLARA
Gilroy
1.3
1.8
3.1
4.1
5.3
5.6
6.1
5.5
4.7
3.4
1.7
1.1
43.6
Los
						  Gatos
1.5
1.8
2.8
3.9
5.0
5.6
6.2
5.5
4.7
3.2
1.7
1.1
42.9
Morgan
						  Hill
1.5
1.8
3.4
4.2
6.3
7.0
7.1
6.0
5.1
3.7
1.9
1.4
49.5
Palo
						  Alto
1.5
1.8
2.8
3.8
5.2
5.3
6.2
5.6
5.0
3.2
1.7
1.0
43.0
San
						  Jose
1.5
1.8
3.1
4.1
5.5
5.8
6.5
5.9
5.2
3.3
1.8
1.0
45.3
SANTA CRUZ
De
						  Laveaga
1.4
1.9
3.3
4.7
4.9
5.3
5.0
4.8
3.6
3.0
1.6
1.3
40.8
Green Valley
						  Rd
1.2
1.8
3.2
4.5
4.6
5.4
5.2
5.0
3.7
3.1
1.6
1.3
40.6
Santa
						  Cruz
1.5
1.8
2.6
3.5
4.3
4.4
4.8
4.4
3.8
2.8
1.7
1.2
36.6
Watsonville
1.5
1.8
2.7
3.7
4.6
4.5
4.9
4.2
4.0
2.9
1.8
1.2
37.7
Webb
1.8
2.2
3.7
4.8
5.3
5.7
5.6
5.3
4.3
3.4
2.4
1.8
46.2
SHASTA
Burney
0.7
1.0
2.1
3.5
4.9
5.9
7.4
6.4
4.4
2.9
0.9
0.6
40.9
Fall River
						  Mills
0.6
1.0
2.1
3.7
5.0
6.1
7.8
6.7
4.6
2.8
0.9
0.5
41.8
Glenburn
0.6
1.0
2.1
3.7
5.0
6.3
7.8
6.7
4.7
2.8
0.9
0.6
42.1
McArthur
0.7
1.4
2.9
4.2
5.6
6.9
8.2
7.2
5.0
3.0
1.1
0.6
46.8
Redding
1.2
1.4
2.6
4.1
5.6
7.1
8.5
7.3
5.3
3.2
1.4
0.9
48.8
SIERRA
Downieville
0.7
1.0
2.3
3.5
5.0
6.0
7.4
6.2
4.7
2.8
0.9
0.6
41.3
Sierraville
0.7
1.1
2.2
3.2
4.5
5.9
7.3
6.4
4.3
2.6
0.9
0.5
39.6
SISKIYOU
Happy
						  Camp
0.5
0.9
2.0
3.0
4.3
5.2
6.1
5.3
4.1
2.4
0.9
0.5
35.1
MacDoel
1.0
1.7
3.1
4.5
5.9
7.2
8.1
7.1
5.1
3.1
1.5
1.0
49.0
Mt
						  Shasta
0.5
0.9
2.0
3.0
4.5
5.3
6.7
5.7
4.0
2.2
0.7
0.5
36.0
Tule lake
						  FS
0.7
1.3
2.7
4.0
5.4
6.3
7.1
6.4
4.7
2.8
1.0
0.6
42.9
Weed
0.5
0.9
2.0
2.5
4.5
5.3
6.7
5.5
3.7
2.0
0.9
0.5
34.9
Yreka
0.6
0.9
2.1
3.0
4.9
5.8
7.3
6.5
4.3
2.5
0.9
0.5
39.2
SOLANO
Benicia
1.3
1.4
2.7
3.8
4.9
5.0
6.4
5.5
4.4
2.9
1.2
0.7
40.3
Dixon
0.7
1.4
3.2
5.2
6.3
7.6
8.2
7.2
5.5
4.3
1.6
1.1
52.1
Fairfield
1.1
1.7
2.8
4.0
5.5
6.1
7.8
6.0
4.8
3.1
1.4
0.9
45.2
Hastings
						  Tract
1.6
2.2
3.7
5.1
6.8
7.8
8.7
7.8
5.7
4.0
2.1
1.6
57.1
Putah
						  Creek
1.0
1.6
3.2
4.9
6.1
7.3
7.9
7.0
5.3
3.8
1.8
1.2
51.0
Rio
						  Vista
0.9
1.7
2.8
4.4
5.9
6.7
7.9
6.5
5.1
3.2
1.3
0.7
47.0
Suisun
						  Valley
0.6
1.3
3.0
4.7
5.8
7.0
7.7
6.8
5.3
3.8
1.4
0.9
48.3
Winters
0.9
1.7
3.3
5.0
6.4
7.5
7.9
7.0
5.2
3.5
1.6
1.0
51.0
SONOMA
Bennett
						  Valley
1.1
1.7
3.2
4.1
5.5
6.5
6.6
5.7
4.5
3.1
1.5
0.9
44.4
Cloverdale
1.1
1.4
2.6
3.4
5.0
5.9
6.2
5.6
4.5
2.8
1.4
0.7
40.7
Fort
						  Ross
1.2
1.4
2.2
3.0
3.7
4.5
4.2
4.3
3.4
2.4
1.2
0.5
31.9
Healdsburg
1.2
1.5
2.4
3.5
5.0
5.9
6.1
5.6
4.5
2.8
1.4
0.7
40.8
Lincoln
1.2
1.7
2.8
4.7
6.1
7.4
8.4
7.3
5.4
3.7
1.9
1.2
51.9
Petaluma
1.2
1.5
2.8
3.7
4.6
5.6
4.6
5.7
4.5
2.9
1.4
0.9
39.6
Santa
						  Rosa
1.2
1.7
2.8
3.7
5.0
6.0
6.1
5.9
4.5
2.9
1.5
0.7
42.0
Valley of the
						  Moon
1.0
1.6
3.0
4.5
5.6
6.6
7.1
6.3
4.7
3.3
1.5
1.0
46.1
Windsor
0.9
1.6
3.0
4.5
5.5
6.5
6.5
5.9
4.4
3.2
1.4
1.0
44.2
STANISLAUS
Denair
1.0
1.9
3.6
4.7
7.0
7.9
8.0
6.1
5.3
3.4
1.5
1.0
51.4
La
						  Grange
1.2
1.5
3.1
4.7
6.2
7.7
8.5
7.3
5.3
3.4
1.4
0.7
51.2
Modesto
0.9
1.4
3.2
4.7
6.4
7.7
8.1
6.8
5.0
3.4
1.4
0.7
49.7
Newman
1.0
1.5
3.2
4.6
6.2
7.4
8.1
6.7
5.0
3.4
1.4
0.7
49.3
Oakdale
1.2
1.5
3.2
4.7
6.2
7.7
8.1
7.1
5.1
3.4
1.4
0.7
50.3
Patterson
1.3
2.1
4.2
5.4
7.9
8.6
8.2
6.6
5.8
4.0
1.9
1.3
57.3
Turlock
0.9
1.5
3.2
4.7
6.5
7.7
8.2
7.0
5.1
3.4
1.4
0.7
50.2
SUTTER
Nicolaus
0.9
1.6
3.2
4.9
6.3
7.5
8.0
6.9
5.2
3.4
1.5
0.9
50.2
Yuba
						  City
1.3
2.1
2.8
4.4
5.7
7.2
7.1
6.1
4.7
3.2
1.2
0.9
46.7
TEHAMA
Corning
1.2
1.8
2.9
4.5
6.1
7.3
8.1
7.2
5.3
3.7
1.7
1.1
50.7
Gerber
1.0
1.8
3.5
5.0
6.6
7.9
8.7
7.4
5.8
4.1
1.8
1.1
54.7
Gerber
						  Dryland
0.9
1.6
3.2
4.7
6.7
8.4
9.0
7.9
6.0
4.2
2.0
1.0
55.5
Red
						  Bluff
1.2
1.8
2.9
4.4
5.9
7.4
8.5
7.3
5.4
3.5
1.7
1.0
51.1
TRINITY
Hay
						  Fork
0.5
1.1
2.3
3.5
4.9
5.9
7.0
6.0
4.5
2.8
0.9
0.7
40.1
Weaverville
0.6
1.1
2.2
3.3
4.9
5.9
7.3
6.0
4.4
2.7
0.9
0.7
40.0
TULARE
Alpaugh
0.9
1.7
3.4
4.8
6.6
7.7
8.2
7.3
5.4
3.4
1.4
0.7
51.6
Badger
1.0
1.3
2.7
4.1
6.0
7.3
7.7
7.0
4.8
3.3
1.4
0.7
47.3
Delano
1.1
1.9
4.0
4.9
7.2
7.9
8.1
7.3
5.4
3.2
1.5
1.2
53.6
Dinuba
1.1
1.5
3.2
4.7
6.2
7.7
8.5
7.3
5.3
3.4
1.4
0.7
51.2
Lindcove
0.9
1.6
3.0
4.8
6.5
7.6
8.1
7.2
5.2
3.4
1.6
0.9
50.6
Porterville
1.2
1.8
3.4
4.7
6.6
7.7
8.5
7.3
5.3
3.4
1.4
0.7
52.1
Visalia
0.9
1.7
3.3
5.1
6.8
7.7
7.9
6.9
4.9
3.2
1.5
0.8
50.7
TUOLUMNE
Groveland
1.1
1.5
2.8
4.1
5.7
7.2
7.9
6.6
5.1
3.3
1.4
0.7
47.5
Sonora
1.1
1.5
2.8
4.1
5.8
7.2
7.9
6.7
5.1
3.2
1.4
0.7
47.6
VENTURA
Camarillo
2.2
2.5
3.7
4.3
5.0
5.2
5.9
5.4
4.2
3.0
2.5
2.1
46.1
Oxnard
2.2
2.5
3.2
3.7
4.4
4.6
5.4
4.8
4.0
3.3
2.4
2.0
42.3
Piru
2.8
2.8
4.1
5.6
6.0
6.8
7.6
7.8
5.8
5.2
3.7
3.2
61.5
Port
						  Hueneme
2.0
2.3
3.3
4.6
4.9
4.9
4.9
5.0
3.7
3.2
2.5
2.2
43.5
Thousand
						  Oaks
2.2
2.6
3.4
4.5
5.4
5.9
6.7
6.4
5.4
3.9
2.6
2.0
51.0
Ventura
2.2
2.6
3.2
3.8
4.6
4.7
5.5
4.9
4.1
3.4
2.5
2.0
43.5
YOLO
Bryte
0.9
1.7
3.3
5.0
6.4
7.5
7.9
7.0
5.2
3.5
1.6
1.0
51.0
Davis
1.0
1.9
3.3
5.0
6.4
7.6
8.2
7.1
5.4
4.0
1.8
1.0
52.5
Esparto
1.0
1.7
3.4
5.5
6.9
8.1
8.5
7.5
5.8
4.2
2.0
1.2
55.8
Winters
1.7
1.7
2.9
4.4
5.8
7.1
7.9
6.7
5.3
3.3
1.6
1.0
49.4
Woodland
1.0
1.8
3.2
4.7
6.1
7.7
8.2
7.2
5.4
3.7
1.7
1.0
51.6
Zamora
1.1
1.9
3.5
5.2
6.4
7.4
7.8
7.0
5.5
4.0
1.9
1.2
52.8
YUBA
Browns
						  Valley
1.0
1.7
3.1
4.7
6.1
7.5
8.5
7.6
5.7
4.1
2.0
1.1
52.9
Brownsville
1.1
1.4
2.6
4.0
5.7
6.8
7.9
6.8
5.3
3.4
1.5
0.9
47.4
* The values in
						  this table were derived from:
1) California Irrigation Management
						  Information System (CIMIS);
2) Reference EvapoTranspiration Zones Map,
						  UC Dept. of Land, Air & Water Resources and California Dept of Water
						  Resources 1999; and
3) Reference Evapotranspiration for
						  California, University of California, Department of Agriculture and Natural
						  Resources (1987) Bulletin 1922;
4) Determining Daily Reference
						  Evapotranspiration, Cooperative Extension UC Division of Agriculture and
						  Natural Resources (1987), Publication Leaflet 21426
1. New
				  Appendix A filed 9-10-2009; operative 9-10-2009 pursuant to Government Code
				  section
				  11343.4
				  (Register 2009, No. 37).
2. Repealer and new Appendix A filed
				  9-15-2015; operative 9-15-2015. Exempt from OAL review and submitted to OAL for
				  printing only pursuant to Governor's Executive Order No. B-29-15 (4-1-2015)
				  (Register 2015, No. 38).