Spring Valley Ck at Quarry Rd

Ranking Statistics

247 score57.5of 100

California median

91.6the median score of 4,465 stations

Scoring higher

4,308stations in California

Sharing its score

1no other station

Points deducted

42.528.1 reports received, 10.0 continuity, 2.9 accuracy, 0.8 arrival, 0.8 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4

Next above

GW1098rank 4,308; ahead on 247 score 57.6 against 57.5

Next below

SNNC1rank 4,310; behind on 247 score 57.5 against 57.4

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

1. Reports receivedweight 3519.86.9 of 35 pointsCalifornia median 98.5111 of 560 scheduled reports received in 7 days
2. Arrivalweight 1092.39.2 of 10 pointsCalifornia median 81.2half its reports arrived within 14 min
3. Continuityweight 100.00.0 of 10 pointsCalifornia median 100.0longest silence 30 h, on a schedule of one report every 18 min
4. Accuracyweight 20-17.1 of 20 points, at the medianCalifornia median 85.6-
5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
6. Forecast checkweight 10-9.2 of 10 points, at the medianCalifornia median 92.4-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.