Table: county_tiers_and_metrics_12_08_20
| county |
date_of_tier_assessment |
ending_date_of_week_of_data_11_22_20_to_11_28_20 |
final_tier_assignment_on_12_08_20 |
previous_tier_assignment_11_30_20_assessment |
first_date_in_current_tier |
school_reopening_status_as_of_12_07_20 |
tier_for_week_11_22_20_to_11_28_20_12_07_20_assessment |
test_positivity_excl_prisons_7_day_7_day_lag |
case_rate_used_for_tier_adjusted_using_linear_adjustment_7_day_ |
unadjusted_case_rate_per_100_000_excl_prisons_7_day_avg_7_day_l |
linear_adjustment_factor_applied_to_case_rate_gt_state_avg_plus |
tests_per_100_000_excl_prisons_with_replaced_approved_county_da |
population |
health_equity_quartile_test_positivity_excl_prison_cases_7_day_ |
| Alameda |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
4.9 |
15.7 |
17.2 |
0.916 |
423.4 |
1685886 |
6.9 |
| Alpine |
12-07-2020 |
11-28-2020 |
2 |
2 |
08-31-2020 |
May Reopen |
1 |
4.4 |
63.9 |
63.9 |
- |
575.5 |
1117 |
- |
| Amador* |
12-07-2020 |
11-28-2020 |
1 |
2 |
11-09-2020 |
May Reopen |
1 |
4.5 |
19.7 |
19.7 |
- |
391.2 |
38531 |
- |
| Butte |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-19-2020 |
May Not Reopen |
1 |
6.5 |
21.5 |
22.0 |
0.979 |
377.5 |
217769 |
7.0 |
| Calaveras |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
9.3 |
24.5 |
24.5 |
- |
286.8 |
44289 |
- |
| Colusa |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
15.1 |
37.9 |
37.9 |
- |
264.3 |
22593 |
- |
| Contra Costa |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
5.2 |
16.2 |
17.9 |
0.904 |
432.2 |
1160099 |
8.7 |
| Del Norte |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
4.3 |
27.0 |
27.0 |
- |
611.7 |
27558 |
- |
| El Dorado |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-21-2020 |
May Not Reopen |
1 |
12.1 |
36.2 |
33.9 |
1.069 |
299.8 |
193098 |
14.5 |
| Fresno |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-28-2020 |
May Not Reopen |
1 |
11.3 |
23.6 |
22.2 |
1.063 |
305.3 |
1032227 |
11.5 |
| Glenn |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
15.9 |
42.8 |
42.8 |
- |
339.3 |
29348 |
- |
| Humboldt |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
4.0 |
12.3 |
11.4 |
1.075 |
294.2 |
134098 |
3.8 |
| Imperial |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
20.3 |
40.6 |
34.9 |
1.165 |
212.7 |
191649 |
18.3 |
| Inyo |
12-07-2020 |
11-28-2020 |
2 |
2 |
10-05-2020 |
May Reopen |
1 |
6.1 |
17.0 |
17.0 |
- |
216.8 |
18453 |
- |
| Kern |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
15.3 |
40.3 |
37.0 |
1.087 |
283.4 |
927251 |
19.7 |
| Kings |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
9.7 |
28.8 |
31.8 |
0.906 |
430.7 |
156444 |
8.8 |
| Lake |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
8.4 |
18.7 |
18.7 |
- |
303.5 |
64871 |
- |
| Lassen |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-21-2020 |
May Not Reopen |
1 |
10.0 |
69.8 |
69.8 |
- |
673.3 |
30065 |
- |
| Los Angeles |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
8.7 |
26.9 |
41.8 |
0.642 |
621.6 |
10257557 |
13.9 |
| Madera |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
12.5 |
29.1 |
25.9 |
1.124 |
250.1 |
160089 |
16.6 |
| Marin* |
12-07-2020 |
11-28-2020 |
1 |
2 |
10-26-2020 |
May Reopen |
1 |
2.2 |
8.1 |
10.5 |
0.766 |
532.2 |
260800 |
3.1 |
| Mariposa |
12-07-2020 |
11-28-2020 |
2 |
2 |
09-21-2020 |
May Reopen |
1 |
2.5 |
12.0 |
12.0 |
- |
491.3 |
17795 |
- |
| Mendocino |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
7.6 |
18.1 |
18.1 |
- |
359.6 |
88439 |
- |
| Merced |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
12.3 |
37.0 |
36.2 |
1.023 |
341.4 |
287420 |
9.5 |
| Modoc |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
23.2 |
30.2 |
30.2 |
- |
104.0 |
9475 |
- |
| Mono |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
14.2 |
40.9 |
40.9 |
- |
339.7 |
13961 |
- |
| Monterey |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
11.6 |
36.7 |
37.2 |
0.987 |
371.6 |
448732 |
15.1 |
| Napa |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-19-2020 |
May Not Reopen |
1 |
6.0 |
20.7 |
31.0 |
0.667 |
604.1 |
139652 |
10.9 |
| Nevada |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-21-2020 |
May Not Reopen |
1 |
10.0 |
40.5 |
40.5 |
- |
343.0 |
98710 |
- |
| Orange |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-07-2020 |
May Not Reopen |
1 |
10.6 |
30.3 |
30.3 |
1.000 |
362.5 |
3228519 |
16.2 |
| Placer |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
10.7 |
31.0 |
29.8 |
1.040 |
326.5 |
400434 |
12.2 |
| Plumas |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
6.0 |
17.3 |
17.3 |
- |
373.0 |
18997 |
- |
| Riverside |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-19-2020 |
May Not Reopen |
1 |
14.8 |
47.8 |
49.0 |
0.977 |
379.1 |
2468145 |
17.7 |
| Sacramento |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
10.3 |
31.6 |
30.5 |
1.037 |
328.5 |
1567975 |
13.7 |
| San Benito |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
8.4 |
28.6 |
28.6 |
- |
387.6 |
64022 |
- |
| San Bernardino |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
16.9 |
54.2 |
61.1 |
0.888 |
443.5 |
2217398 |
20.6 |
| San Diego |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
1.5 |
27.0 |
32.9 |
0.822 |
491.6 |
3370418 |
13.2 |
| San Francisco |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-19-2020 |
May Not Reopen |
1 |
2.2 |
7.2 |
14.4 |
0.500 |
734.6 |
892280 |
3.9 |
| San Joaquin |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-28-2020 |
May Not Reopen |
1 |
10.8 |
27.3 |
24.4 |
1.121 |
252.6 |
782545 |
11.9 |
| San Luis Obispo |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-21-2020 |
May Not Reopen |
1 |
4.8 |
16.3 |
18.8 |
0.868 |
457.9 |
278862 |
4.2 |
| San Mateo |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
3.8 |
11.6 |
18.5 |
0.628 |
632.2 |
778001 |
7.4 |
| Santa Barbara |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-28-2020 |
May Not Reopen |
1 |
4.6 |
14.4 |
14.1 |
1.017 |
346.6 |
456373 |
6.2 |
| Santa Clara |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
4.9 |
16.7 |
23.8 |
0.702 |
578.0 |
1967585 |
9.7 |
| Santa Cruz |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
5.6 |
20.9 |
24.7 |
0.844 |
475.1 |
273999 |
10.8 |
| Shasta |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-26-2020 |
May Not Reopen |
1 |
9.7 |
41.6 |
40.8 |
1.021 |
343.8 |
177925 |
9.8 |
| Sierra |
12-07-2020 |
11-28-2020 |
3 |
3 |
10-12-2020 |
May Reopen |
2 |
1.3 |
4.6 |
4.6 |
- |
362.3 |
3115 |
- |
| Siskiyou |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
17.4 |
30.6 |
30.6 |
- |
238.9 |
43956 |
- |
| Solano |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-21-2020 |
May Not Reopen |
1 |
7.0 |
21.1 |
21.6 |
0.976 |
379.6 |
444255 |
7.1 |
| Sonoma |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
5.7 |
17.9 |
19.6 |
0.911 |
426.8 |
496668 |
8.2 |
| Stanislaus |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
12.7 |
32.2 |
30.9 |
1.039 |
326.6 |
562303 |
13.3 |
| Sutter |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-12-2020 |
May Not Reopen |
1 |
21.1 |
70.9 |
70.9 |
- |
400.8 |
105747 |
- |
| Tehama |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
13.3 |
41.2 |
41.2 |
- |
297.7 |
65885 |
- |
| Trinity |
12-07-2020 |
11-28-2020 |
1 |
1 |
11-09-2020 |
May Not Reopen |
1 |
12.4 |
17.1 |
17.1 |
- |
199.0 |
13354 |
- |
| Tulare |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
12.4 |
36.7 |
35.5 |
1.033 |
332.7 |
484423 |
15.0 |
| Tuolumne |
12-07-2020 |
11-28-2020 |
1 |
1 |
08-31-2020 |
May Not Reopen |
1 |
12.6 |
36.6 |
36.6 |
- |
555.0 |
52351 |
- |
| Ventura |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
7.8 |
25.6 |
34.2 |
0.747 |
545.5 |
852747 |
11.6 |
| Yolo |
12-07-2020 |
11-28-2020 |
1 |
1 |
09-28-2020 |
May Not Reopen |
1 |
10.4 |
27.2 |
26.0 |
1.045 |
321.9 |
223612 |
11.4 |
| Yuba |
12-07-2020 |
11-28-2020 |
1 |
1 |
10-05-2020 |
May Not Reopen |
1 |
17.7 |
46.3 |
46.3 |
- |
324.7 |
79290 |
- |