Pound River Blo Flannigan Dam

Ranking Statistics

247 score99.4of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

200stations in Virginia

Sharing its score

5ranks 201 to 205

Points deducted

0.60.4 forecast check, 0.2 arrival

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Virginia median 100.0, 100.0, 96.5

Next above

PHFrank 201; ahead on median arrival 8 min 52 s against 11 min 6 s

Next below

CKHV2rank 204; behind on median arrival 11 min 6 s against 11 min 8 s

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 35100.035.0 of 35 pointsVirginia median 97.9168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1097.89.8 of 10 pointsVirginia median 92.7half its reports arrived within 11 min
3. Continuityweight 10100.010.0 of 10 pointsVirginia median 100.0longest silence 1.5 h, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianVirginia median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianVirginia median 100.0-
6. Forecast checkweight 10-9.7 of 10 points, at the medianVirginia median 96.5-

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