Rewild Water
Time-series analysis exploring the relationship between precipitation events and water quality indicators in DC-area watersheds — how rainfall shapes turbidity, dissolved oxygen, pH, and discharge patterns over time.
What This Explores
Urban watersheds respond to rainfall in complex, delayed ways. This project aligns hourly precipitation data (NOAA/IEM) with 5-minute USGS water quality monitoring to reveal lag patterns, cross-correlations, and ecological signals hidden in the noise.
Data Pipeline
Precipitation
Hourly ASOS/IEM station data, aggregated from METAR reports.
Water Quality
USGS 5-minute continuous monitoring — turbidity, DO, pH, temperature, discharge.
Alignment
Resampling water quality to hourly resolution, inner-join with precipitation on datetime.
Analysis
Lag analysis, hourly cross-correlation, seasonal pattern decomposition.