San Fernando - Lopez Dam

Ranking Statistics

247 score94.5of 100

California median

90.9the median score of 4,461 stations

Scoring higher

643stations in California

Sharing its score

89ranks 644 to 732

Points deducted

5.53.4 accuracy, 1.0 arrival, 0.9 forecast check, 0.2 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; California median 83.2, 100.0, 90.8

Next above

MBKC1rank 647; ahead on longest silence 90 min against 120 min

Next below

BGBC1rank 673; behind on median arrival 14 min 51 s against 14 min 52 s

Sharing its rank

23other stations, equal on every measure

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 3599.434.8 of 35 pointsCalifornia median 98.8167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1090.39.0 of 10 pointsCalifornia median 81.1half its reports arrived within 15 min
3. Continuityweight 10100.010.0 of 10 pointsCalifornia median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-16.6 of 20 points, at the medianCalifornia median 83.2-
5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
6. Forecast checkweight 10-9.1 of 10 points, at the medianCalifornia median 90.8-

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