A series of ArcGIS Desktop Add-ins used in the ArcGIS for Local Government editing maps.

A machine-readable format for storing and sharing water rate structures.

Easily compare the revenue, equity, and demand implications of different water rate structures.

End-to-end water data platform built with PySpark, a Medallion Lakehouse, and DataOps principles (CI/CD, Testing). A local-first, containerised data platform (Docker). A governed Medallion Lakehouse with (Data Quality), and DataHub (Governance). Features Medallion architecture, automated data quality, and CI/CD.

Home Assistant integration for Delaware County Water Authority - Track water usage and costs with Energy Dashboard support

Eversource Energy is the largest energy delivery company in New England, providing electric, natural gas, and water service to millions of customers in Connecticut, Massachusetts, and New Hampshire.

Municipal Utility Billing & Rate Structure Automation — a practitioner reference for building deterministic, audit-grade utility billing systems in Python.

Flex San — Sistema Comercial de Saneamento Inteligente. Gestão comercial de água e esgoto (cadastro, medição, faturamento, cobrança, atendimento) com IA. Limeira-SP. https://flexsan.com.br

CSRD-aligned double materiality assessment for Aqualia — IE Sustainability Datathon 2026. Monte Carlo matrix, ESRS gap heatmap, €500M green bond roadmap.

Power BI dashboard that tracks and visualises non-revenue water (NRW) metrics, pinpointing losses, analysing leak zones, and monitoring reductions over time to support actionable decisions.

A Databricks Lakehouse for Real-time Water Utility analytics.

WaterOS / Wildfire Treatability Operating System — Process governance architecture for post-wildfire drinking-water treatability. Encodes dynamic filter-cycle log-reduction, coagulant demand escalation, and zeta-potential governance with immutable Flight Recorder audit trail. SPA Inc. specification (Corp. 1781822-0).

Open-source smart city management platform — real-time traffic, energy grid, water utility, public safety, environmental monitoring, 3D digital twin & AI cross-domain orchestration. Self-hostable. MIT licensed.

Open-source water utility management platform — real-time consumption monitoring, smart meter integration, billing, leak detection, maintenance scheduling & compliance reporting. TypeScript. MIT licensed.

Production Python patterns for automating water-quality monitoring, SDWA validation, EPA violation alerting, DMR generation, and audit trails.

American Water Works Company is the largest publicly traded U.S. water and wastewater utility company, providing drinking water, wastewater, and other related services to approximately 14 million people in more than 1,700 communities across 14 states.

Python optimization framework for municipal water utility demand response. Models a three-facility system (GWTP, WWTP, lift station) as a triple-battery against ERCOT day-ahead prices using MILP (Pyomo/GLPK) and NMPC (do-mpc/CasADi/Ipopt). ENG 573 Capstone, UIUC MEng Energy Systems, Spring 2026.

Excel financial model simulating a water utility rate analysis. Forecasting revenue and expenses, and rate adjustments across a 5-year planning horizon

Production web GIS for a multi-village water & sewage utility — real-time incident management, DWG/Shapefile/GeoJSON ingest with auto-classification, PostGIS vector tiles, Arad water-meter integration, and DXF export. Hebrew-first, RTL, installable PWA.