Gunpowder Falls at Hoffmanville

Ranking Statistics

247 score94.7of 100

Maryland median

89.0the median score of 736 stations

Scoring higher

287stations in Maryland

Sharing its score

3ranks 288 to 290

Points deducted

5.33.5 arrival, 0.8 reports received, 0.8 forecast check, 0.2 accuracy

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Maryland median 99.0, 100.0, 92.1

Next above

SWNM2rank 288; ahead on median arrival 27 min 33 s against 27 min 36 s

Next below

CDHM2rank 291; behind on 247 score 94.7 against 94.6

Sharing its rank

1other 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 3597.634.2 of 35 pointsMaryland median 82.1164 of 168 scheduled reports received in 7 days
2. Arrivalweight 1064.86.5 of 10 pointsMaryland median 94.0half its reports arrived within 28 min
3. Continuityweight 10100.010.0 of 10 pointsMaryland median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-19.8 of 20 points, at the medianMaryland median 99.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianMaryland median 100.0-
6. Forecast checkweight 10-9.2 of 10 points, at the medianMaryland median 92.1-

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