EPANET 2.2 US EPA
EPA EPANET 2.2, the standard water-network solver.
Production software, installed from its official source and run by the suite with its defaults, except the settings each card names. Ran 3 tests; fewer than 5 with other models, so not ranked on the leaderboard. Score cards from: EPA EPANET 2.2.
| Test | Difference, rank | Checks |
|---|---|---|
| Friction loss in a pipe A1P-001 | #1= 0.6 % off of 2 models | • Head loss 0.6 % off; • Heads along the pipe 1.1 cm off |
| Looped water network A1P-010 | #1= under 0.01 % off of 3 models | • Junction heads 0.68 mm off; • Pipe flows < 0.0001 % off |
| Pollutant spreading in a pipe A1P-030 | #2 1.9 % off of 2 models | • Concentration profile 1.9 % off; · Tracer conserved 0.028 % error |