Earth Observation and Analysis — Water Quality Instrument

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Subscribe to take readings

Viewing the instrument is free. Running analyses, printing reports, and saving imagery requires an active plan.

Basic

$19/mo

Pro

$59/mo

Enterprise

$199/mo

ROI: none

Area: —

Images: —

SOUNDING…

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No reading yet for this index.

01 — SOUNDING PERIOD

Set the date window Sentinel-2 / Landsat 9 will be pulled from.

Start

End

02 — REGION OF INTEREST

Draw a polygon on the map, or jump to a saved anchor point.

North shore

South basin

Inflow channel

Full lake

No region drawn yet — use ✏️ Draw ROI on the map.

03 — READOUT TYPE

Choose what the instrument should measure.

Water quality

Landsat combos

Geology

Shoreline vegetation

04 — INDEX

05 — RUN

Instrument ready.

06 — TREND OVER TIME

Monthly trend for the same ROI and index.

SOUNDING LOG

Every reading taken this session, newest first.

Overview

Statistics

Trend chart

Interpretation

Log

🌊

No reading yet

Set a period, draw a region, pick an index, then take a reading. Results surface here across five tabs.

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🗺 LAYER APPLIED TO MAP

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preview

Legend

Summary statistics