First Fork Sinnemahoning AT Stevenson Dam

Ranking Statistics

247 score96.7of 100

Pennsylvania median

94.9the median score of 1,394 stations

Scoring higher

505stations in Pennsylvania

Sharing its score

24ranks 506 to 529

Points deducted

3.32.6 arrival, 0.5 forecast check, 0.2 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Pennsylvania median 100.0, 100.0, 94.8

Next above

WIBP1rank 512; ahead on median arrival 22 min 53 s against 22 min 59 s

Next below

MNYP1rank 526; behind on median arrival 22 min 59 s against 23 min 3 s

Sharing its rank

6other 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 pointsPennsylvania median 98.2167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1074.07.4 of 10 pointsPennsylvania median 95.2half its reports arrived within 23 min
3. Continuityweight 10100.010.0 of 10 pointsPennsylvania median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianPennsylvania median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianPennsylvania median 100.0-
6. Forecast checkweight 10-9.5 of 10 points, at the medianPennsylvania median 94.8-

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