How Counties Use GPS Electronic Monitoring Technology

	A	B	C	D	F	G
1	County	Type of EM used (GPS v. radio frequency)	EM used exclusively to enforce house arrest	Citation: Compilation Name (County Page, Exact Pages)/ [County Name] Email
2	Alameda	GPS	1	EM Rules Compilation (1, 2-3)	Key
3	Alpine	N/A		EM Rules Compilation (4, 5-6)		Counties without an EM Program
4	Amador	GPS	1	EM Rules Compilation (7, 8-9)		Counties using RF
5	Butte	GPS	1	EM Rules Compilation (10, 11-12)	1	EM Used Exclusively to Enforce House Arrest
6	Calaveras	GPS	1	Calaveras PRA	0	EM Used More Expansively
7	Colusa	GPS	1	EM Rules Compilation (16, 17-20)
8	Contra Costa	GPS	1	EM Rules Compilation (21, 22-24)
9	Del Norte	GPS	1	EM Rules Compilation (25, 26-31)
10	El Dorado	GPS	1	EM Rules Compilation (32, 33)
11	Fresno	GPS	1	EM Rules Compilation (34, 35)
12	Glenn	Both	1	EM Rules Compilation (37, 38-40)
13	Humboldt	Both	1	EM Rules Compilation (41, 42-45)
14	Imperial	N/A		EM Rules Compilation (46, 47)
15	Inyo	Both	1	EM Rules Compilation (48, 49-51)
16	Kern	RF	N/A	EM Rules Compilation (52, 53)
17	Kings	GPS	1	EM Rules Compilation (54, 55-58)
18	Lake	GPS	1	EM Rules Compilation (59, 60-61)
19	Lassen	Both	1	EM Rules Compilation (62, 63-70)
20	Los Angeles	RF	N/A	EM Rules Compilation (71, 72-75)
21	Madera	RF	N/A	EM Rules Compilation (76, 77-86)
22	Marin	GPS	0	Marin PRA
23	Mariposa	GPS	1	EM Rules Compilation (92, 93-94)
24	Mendocino	GPS	1	EM Rules Compilation (95, 96)
25	Merced	GPS	1	EM Rules Compilation (97, 98-100)
26	Modoc	N/A		EM Rules Compilation (101, 102-103)
27	Mono	GPS	1	EM Rules Compilation (104, 105-108)
28	Monterey	GPS	1	EM Rules Compilation (109, 110-111)
29	Napa	Both	0	Napa PRA
30	Nevada	GPS	1	EM Rules Compilation (114, 115-117)
31	Orange	GPS	1	Orange PRA
32	Placer	GPS	1	EM Rules Compilation (121, 122-123)
33	Plumas	GPS	1	EM Rules Compilation (124, 125-126)
34	Riverside	N/A		EM Rules Compilation (127, 128)
35	Sacramento	RF	N/A	EM Rules Compilation (129, 130)
36	San Benito	RF	N/A	EM Rules Compilation (131, 132-135)
37	San Bernardino	GPS	1	EM Rules Compilation (136, 137-138)
38	San Diego	GPS	1	EM Rules Compilation (139, 140-145)
39	San Francisco	GPS	0	San Francisco PRA
40	San Joaquin	GPS	1	EM Rules Compilation (150, 151)
41	San Luis Obispo	GPS	1	EM Rules Compilation (152, 153)
42	San Mateo	RF	N/A	EM Rules Compilation (155, 156-157)
43	Santa Barbara	GPS	0	Santa Barbara PRA
44	Santa Clara	RF	N/A	EM Rules Compilation (161, 162-164)
45	Santa Cruz	Both	1	EM Rules Compilation (165, 166)
46	Shasta	GPS	0	Shasta PRA
47	Sierra	GPS	Unclear	Sierra PRA
48	Siskiyou	Both	1	EM Rules Compilation (180, 181-182)
49	Solano	Both	1	EM Rules Compilation (183, 184-186)
50	Sonoma	GPS	0	EM Rules Compilation (187, 188-189)
51	Stanislaus	RF	N/A	EM Rules Compilation (190, 191-193)
52	Sutter	GPS	0	Sutter PRA
53	Tehama	GPS	1	Tehama PRA
54	Trinity	Both	1	EM Rules Compilation (199, 200-203)
55	Tulare	RF	N/A	EM Rules Compilation (204, 205-209)
56	Tuolumne	GPS	1	EM Rules Compilation (210, 211-213)
57	Ventura	GPS	1	EM Rules Compilation (214, 215)
58	Yolo	GPS	1	Yolo PRA
59	Yuba	N/A		EM Rules Compilation (219, 220)
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