S2S

Watershed Decision Support

Real-time water intelligence powered by OpenET satellite data

2030 Target: 40-50% Reduction

Upstream Prevention in Action

Real-time progress toward the 2030 North Star: 40-50% nutrient reduction

Connecting...
2030 North Star Progress23.4% of 45% target
Foundation Phase20252030
→40-50%

23.4%

Nutrient Reduction

+5.3%

91.2%

Water Retention

+18.2%

1,247t

Carbon Locked

-12.4%

Low

Runoff Risk

Mississippi Basin Monitor
5 Zones
Soil to Sea: Real-time ET monitoring from Kansas to the Gulf
KansasUpper BasinMissouriLower BasinGulf Hypoxic Zone
Healthy
Moderate
At Risk
Critical

Kansas Farmland

ET: 4.2 mm/day

Missouri River

ET: 3.8 mm/day

Upper Mississippi

ET: 4.5 mm/day

Lower Mississippi

ET: 2.9 mm/day

Gulf Coast

ET: 1.2 mm/day

Water Budget
+5.3%
Full water cycle accounting: Precip + ET + Groundwater

Retention

91.2%

Recharge

2.4M

Net +/-

+8.2

Ogallala Model: ET + Groundwater pumping vs. Precipitation = net aquifer balance. Field-level tracking enables water trading compliance.

Runoff & Conservation
-12.4%
Nutrient export risk + conservation program verification

Avg Risk

36.6%

High Risk

1 zones

SCPP Model: Satellite-verified conservation. Baseline ET minus actual ET = verified water savings for trading programs.

Carbon-Water Nexus
+18.2%
Biochar deployment & nutrient locking

Carbon Seq.

1247

Tons/Year

Water-Carbon

3.47

kg C / mm ET

Pillar 5: Mobile biochar systems lock nutrients and carbon in soil permanently, preventing runoff at the source.

OpenET API v3.0
Production ReadyLandsat 30m
The same satellite data powering CA DWR, Colorado River Basin compliance, and Nebraska's Ogallala sustainability
CA Groundwater SustainabilityColorado River CompactOgallala AquiferTexas Water Planning

Models

6

Ensemble

Coverage

17+

States

Archive

25+

Years

Quota

50K

Acres/Query

// Point Query - Single Location ET
const response = await fetch(
  'https://openet-api.org/raster/timeseries/point',
  {
    method: 'POST',
    headers: {
      'Authorization': `Bearer ${OPENET_API_KEY}`,
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      geometry: [-98.5795, 39.8283], // Kansas
      start_date: '2024-01-01',
      end_date: '2024-12-31',
      variable: 'et',
      model: 'ensemble',
      units: 'mm',
      file_format: 'json'
    })
  }
)

Start Building

Free tier includes 50K acres per query