Table 7.
Surface-water extent conditions summarized for the Prairie Pothole Region (PPR) and adjacent Northern Prairie (NP).
| Region | Path/ rows (all or part) | Total area (km2) | Min (ha km−2) | Max (ha km−2) | Median (ha km−2) | Added min to max (ha km−2) | Reduction from median to min (%) | Increase from median to max (%) | Min (% of all) (area) | Max (% of all) (area) | Median (% of all) (area) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PPR TSW | 7 | 146,309 | 3.51 | 11.99 | 6.33 | 8.48 | 44.6 | 89.2 | ~ | ~ | ~ |
| NP TSW | 9 | 173,026 | 1.62 | 4.07 | 2.45 | 2.45 | 33.9 | 66.1 | ~ | ~ | ~ |
|
| |||||||||||
| PPR CCW | 7 | 146,309 | 2.82 | 7.56 | 4.44 | 4.74 | 36.5 | 70.4 | 80.3 | 63.1 | 70.1 |
| NP CCW | 9 | 173,026 | 1.44 | 3.11 | 2.06 | 1.66 | 30.0 | 50.5 | 89.1 | 76.3 | 84.2 |
|
| |||||||||||
| PPR DCW | 7 | 146,309 | 0.69 | 4.42 | 1.90 | 3.73 | 63.4 | 133.4 | 19.7 | 36.9 | 29.9 |
| NP DCW | 9 | 173,026 | 0.18 | 0.97 | 0.39 | 0.79 | 54.4 | 149.2 | 10.9 | 23.7 | 15.8 |
TSW: total surface-water extent, CCW: continuously connected surface water that intersects the stream network, DCW: disconnected surface water or surface water that does not directly intersect the stream network.