USEPA/WNTR

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An EPANET compatible python package to simulate and analyze water distribution networks under disaster scenarios.

Stars: 462
Forks: 239
Open beginner issues: 0
Indexed issues: 24

Dominant language: Python
License: No license data
Last GitHub push: Sep 8, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

24 open issues indexed

Running pumps at different speed Open

enhancement

USEPA/WNTR#545 · 5 comments · 1 assignee · Opened Dec 17, 2025
Bulk Flow Reaction Rate Coefficient is not properly converted Open

bug

USEPA/WNTR#531 · 1 comment · 1 assignee · Opened Aug 10, 2025
US Customary Units Input Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

USEPA/WNTR#513 · 3 comments · Opened May 19, 2025
Add example with air-valve Open

support

Difficulty 5/5 Over a week Newbie friendliness 25/100

USEPA/WNTR#511 · 1 comment · Opened May 8, 2025
Issue with MSXepanet class Open

enhancement

USEPA/WNTR#501 · 3 comments · 1 assignee · Opened Apr 16, 2025
Tank Leak Hydraulic Solver Bug Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 50/100

USEPA/WNTR#439 · 1 comment · Opened Aug 7, 2024
Pressure Threshold for Resilience indices like Todini and MRI Open

support

USEPA/WNTR#424 · 2 comments · 1 assignee · Opened May 8, 2024
Add PBV support to [VALVES] section Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

USEPA/WNTR#402 · Opened Jan 29, 2024
Defaults > Hydraulics > Pattern Open

bug

USEPA/WNTR#333 · 5 comments · 1 assignee · Opened Feb 13, 2023
Can wntr realize the stride method just like pyswmm ? Open

enhancement

USEPA/WNTR#322 · 2 comments · 1 assignee · Opened Jan 6, 2023
Documentation Samples Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

USEPA/WNTR#308 · 3 comments · Opened Oct 26, 2022
Edit elements id Open

enhancement

USEPA/WNTR#224 · 4 comments · 1 assignee · Opened Sep 14, 2021
epanet 2.2 vs wntr PDD Open

epanet

USEPA/WNTR#210 · 1 comment · 1 assignee · Opened May 18, 2021
Step-wise simulation Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

USEPA/WNTR#204 · 18 comments · Opened Apr 14, 2021
D-W headloss options Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

USEPA/WNTR#186 · 5 comments · 2 reactions · Opened Feb 1, 2021
Add type checking exception to node_attribute and link_attribute arguments of plot_network Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

USEPA/WNTR#177 · 1 comment · Opened Nov 17, 2020
Valve Layer Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 30/100

USEPA/WNTR#176 · 1 comment · Opened Nov 10, 2020
Speed up simulation run time Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

USEPA/WNTR#148 · 10 comments · Opened Jul 2, 2020
GPV Setting Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

USEPA/WNTR#75 · 2 comments · Opened Mar 15, 2019
WNTRSimulator simulates a single timestep every time run_sim is called even if the sim_time is past the duration Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

USEPA/WNTR#60 · 1 comment · Opened Oct 23, 2018
Zero flow in constant power pump causes singular jacobian Open

bug

USEPA/WNTR#50 · 1 assignee · Opened Jul 12, 2018
Detect empty pipes Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

USEPA/WNTR#47 · Opened Jun 19, 2018
Check Epanet report file for warnings and errors Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

USEPA/WNTR#46 · Opened Jun 19, 2018
Feature request: US customary units support Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

USEPA/WNTR#30 · 15 comments · Opened Sep 23, 2017

USEPA/WNTR

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