Irwin Creek @ WWTP

Ranking Statistics

247 score87.0of 100

North Carolina median

95.0the median score of 2,255 stations

Scoring higher

1,502stations in North Carolina

Sharing its score

104ranks 1,503 to 1,606

Points deducted

13.011.3 reports received, 0.9 continuity, 0.8 arrival

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; North Carolina median 100.0, 100.0, 100.0

Next above

SPCN7rank 1,504; ahead on reports received 70.5% against 67.7%

Next below

MATN7rank 1,605; behind on reports received 67.7% against 67.6%

Sharing its rank

99other 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 3567.823.7 of 35 pointsNorth Carolina median 92.6683 of 1,008 scheduled reports received in 7 days
2. Arrivalweight 1092.09.2 of 10 pointsNorth Carolina median 95.2half its reports arrived within 14 min
3. Continuityweight 1090.99.1 of 10 pointsNorth Carolina median 100.0longest silence 40 min, on a schedule of one report every 10 min
4. Accuracyweight 20-20.0 of 20 points, at the medianNorth Carolina median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianNorth Carolina median 100.0-
6. Forecast checkweight 10-10.0 of 10 points, at the medianNorth Carolina median 100.0-

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