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Best Usgs River Data Apps

248+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated July 2026

Looking for free usgs river data apps? 19 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Usgs River Data Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Rivercast: River Levels USARivercast: River Levels USAFree4.7★ (11K)YesYesAug 2026
2RiverApp - River levelsRiverApp - River levelsFree4.8★ (4.8K)NoYesAug 2026
3River Levels & FlowsRiver Levels & Flows$2.994.6★ (2.6K)NoNoAug 2026
4RiverTraxRiverTraxFree4.5★ (2)NoNoAug 2026
5Blue Liner FlowsBlue Liner FlowsFree4.7★ (39)NoYesJul 2026
6River ReportsRiver ReportsFree4.4★ (13)NoNoMay 2026
7River Stages-USARiver Stages-USAFree was $2.994.9★ (7)NoNoAug 2026
8TroutRoutes: Fly Fishing AppTroutRoutes: Fly Fishing AppFree4.5★ (3.9K)YesYesAug 2026

Top Picks for Usgs River Data

Rivercast: River Levels USA#1

Rivercast: River Levels USA by Juggernaut Technology, Inc.

NOAA Forecasts & Flood Alerts
Editor's Choice
☀️ Weather
4.7😊(11K ratings)
FreeAdsIn-App Purchases
#96in Weather
Rivercast: River Levels USA screenshot 1
Rivercast: River Levels USA screenshot 2
Rivercast: River Levels USA screenshot 3
Rivercast: River Levels USA screenshot 4
Rivercast: River Levels USA screenshot 5
Rivercast: River Levels USA screenshot 6

Monitor river levels, flow rates, and flood warnings with real-time data and forecasts. Get custom alerts for your favorite waterways and visualize trends with interactive graphs. Essential for anyone living, working, or recreating near water.

What We Love

  • 🚀 Great app
  • 👍 Easy to navigate
  • 👍 Helpful for monitoring river levels
  • 👍 Useful for fishing and boating

Room to Improve

  • 🐛 Data not always up-to-date
  • 🔒 Paid subscription required for full functionality
  • 🔒 Can't view more than 30 hours of data without premium
RiverApp - River levels#2

RiverApp - River levels by Florian Bessiere

Real-time river conditions
Strong Contender
☀️ Weather
4.8😊(4.8K ratings)
FreeIn-App Purchases
#66in Weather
RiverApp - River levels screenshot 1
RiverApp - River levels screenshot 2
RiverApp - River levels screenshot 3
RiverApp - River levels screenshot 4
RiverApp - River levels screenshot 5

Access real-time water levels, flows, and temperatures for rivers worldwide. Ideal for sports enthusiasts and professionals, it offers detailed maps, navigability information, and customizable alerts for over 40,000 hydrometric stations.

What We Love

  • 👍 Easy to use
  • 🗺️ Comprehensive coverage of rivers
  • 📊 Useful data and visualizations
  • 🔔 Helpful alerts and notifications

Room to Improve

  • 🐛 Occasional inaccurate or outdated information
  • 🔍 Missing some important river gauges
  • 💬 Lack of communication from developers
River Levels & Flows#3

River Levels & Flows by LW Brands, LLC

USGS River Levels & Flows
Worth Considering
☀️ Weather
4.6😐(2.6K ratings)
$2.99
#18in Weather
River Levels & Flows screenshot 1
River Levels & Flows screenshot 2
River Levels & Flows screenshot 3
River Levels & Flows screenshot 4
River Levels & Flows screenshot 5
River Levels & Flows screenshot 6

Access real-time USGS and AHPS river level and flow data. Receive push notifications for flood status and view weather prediction charts for significant river flood outlooks and precipitation forecasts.

What We Love

  • 👍 Landscape mode for iPads
  • 🚀 Excellent customer support
  • 📊 Impressive data visualization
  • 🔍 Useful for monitoring river levels

Room to Improve

  • 🔍 Limited gauge coverage
  • 🔢 Lack of customization options
  • 📊 Inaccurate or outdated data

More Usgs River Data apps to explore

4
RiverTrax
RiverTrax
RiverTrax
Live River Conditions & Alerts
Free

Provides real-time river conditions, including water level, discharge, and flood stage from thousands of monitoring stations. Offers personalized alerts for ideal flow ranges and potential flood stages, with a journal feature to log river conditions.

Live USGS/NOAA gauge readingsHome screen widgets for quick accessInteractive discharge and forecast charts
☀️ Weather
(2)
free
5
Blue Liner Flows
Blue Liner Flows
Blue Liner Flows
USGS River Flow Information
Free

Access detailed USGS and NOAA river flow data, including discharge, temperature, and gauge height. Explore rivers with an interactive map, set custom tags for organization, and receive alerts for condition changes. Plan your outdoor activities with integrated weather forecasts.

River flow data (discharge, temperature, pH)Interactive map with directionsCustomizable stream tagging
☀️ Weather
(39)
free with in-app purchases
6
River Reports
River Reports
River Reports
Real-time river flows
Free

Access real-time and historical river flow data for hundreds of locations in the American West. This app simplifies finding crucial information for outdoor activities like float trips or checking local creek conditions, consolidating data from various government sources.

Real-time river flowsHistorical river flow dataWeather conditions
☀️ Weather
(13)
free
7
River Stages-USA
River Stages-USA
River Stages-USA
Water level for flood alerts
Free
$2.99 | 100% OFF

Access real-time water level data from over 10,000 river gauges across the USA. View stream flow, temperature, and precipitation maps. Get flood alerts and forecasts for informed decision-making.

10,000+ US river gaugesStage and stream flow dataWater temperature and pH (USGS)
☀️ Weather
(7)
paid
8
TroutRoutes: Fly Fishing App
TroutRoutes: Fly Fishing App
TroutRoutes: Fly Fishing App
Trout Maps, GPS, Public Access
Free

This app provides interactive GPS maps for over 50,000 trout streams across the US. Discover fishing spots, navigate public access points, and view real-time stream conditions. Plan your next fly fishing adventure with detailed maps and custom markups.

Interactive GPS fishing maps50,000+ trout streams mapped280,000+ public access points
🗺️ Navigation
(3.9K)
free with in-app purchases
9
Riffle: River Gauges & Weather
Riffle: River Gauges & Weather
Riffle: River Gauges & Weather
River Gauges & Weather
Free

Access real-time water and weather data from over 28,000 river gauges. Visualize historical trends, track flood stages, and get current conditions. Premium features include predictive flow and extended forecasts.

Real-time river gauge dataWater flow, height, and clarityInteractive historical graphs
☀️ Weather
(11)
freemium
10
GaugeStage: Water Levels
GaugeStage: Water Levels
GaugeStage: Water Levels
River Levels & Flood Alerts
Free

Track real-time water levels for over 12,000 rivers and streams nationwide. Get flood alerts, monitor conditions, and plan boating or fishing trips with confidence. Access NOAA data and an interactive map to find gauges easily.

Real-time water level trackingFlood alerts and warningsInteractive map view
🗺️ Navigation
(11)
freemium
11
River Islands
River Islands
River Islands
by RIVER ISLANDS DEVELOPMENT, LLC
Free

Navigate a growing community with up-to-date maps and information. This app assists both new visitors and residents in exploring amenities and new construction within the area. It is designed to be a continually updated resource for community navigation.

Community tour guideFind your way aroundInformation on new construction
🗺️ Navigation
(2)
ad-supported
12
Carter Lake IA
Carter Lake IA
Carter Lake IA
by City of Carter Lake, IA
Free
📊 Productivity
(0)
13
Aqualf
Aqualf
Aqualf
Midwest Wetland Delineations
Free

This app streamlines wetland delineation for environmental professionals in the Midwest. It digitizes the USACE data form, offering offline entry, automated calculations, and intelligent suggestions for soil indicators. Export official PDF reports directly from your device.

Offline data entryAutomated dominance and prevalence index calculationsHydric soil indicator suggestions
📊 Productivity
(1)
free
14
American River Raft Rentals
American River Raft Rentals
American River Raft Rentals
by USA Web Development, LLC
Free
🗺️ Navigation
(0)
15
Kayak Flow
Kayak Flow
Kayak Flow
Kayak Weather & Water Forecast
Free

This app combines tide tables, weather forecasts, and current charts into a single 10-day outlook. It helps you find the best days to paddle by matching conditions to your comfort level and launch site preferences. Receive morning notifications for upcoming ideal windows and easily plan your next water adventure.

10-day combined tide, current, wind, and weather forecastCustomizable comfort thresholds for temperature, wind, and rainGold star ratings for ideal paddling days
💪 Health & Fitness
(3)
free
16
FlowGIS Mobile
FlowGIS Mobile
FlowGIS Mobile
by Magnolia River Services, Inc.
Free

This mobile GIS solution helps organizations manage assets, streamline maintenance, and make data-driven decisions. It offers offline data access, asset lifecycle management, and automated tasking for improved performance and compliance.

Configurable workflowsOffline data access and collectionAsset lifecycle management
📊 Productivity
(11)
free
17
Frio Watch
Frio Watch
Frio Watch
by Brandon Rush
Free

Provides real-time and historical flow rate data for the Frio River. Also includes current weather information for Concan, TX.

Frio River flow rate statisticsHistorical flow rate dataCurrent weather in Concan, TX
🔍 Reference
(1)
free
18
Ruisseau
Ruisseau
Ruisseau
by Jesse Shipley
Free
☀️ Weather
(0)
19
SCAPE Water Quality
SCAPE Water Quality
SCAPE Water Quality
by GISCollective Software UG (haftungsbeschrankt)
Free

This app helps educators, students, and researchers monitor water quality. It assists with calculating streamflow, collecting water chemistry samples, and identifying biological indicators. Location, date, and time are automatically logged.

Streamflow calculationWater chemistry samplingBiological indicator identification
📚 Education
(3)
free
20
PeakFlows: River Levels
PeakFlows: River Levels
PeakFlows: River Levels
Live River Levels & Forecasts
Free
⚽ Sports
(0)

FAQ about Usgs River Data

What are the best usgs river data apps for iPhone?
Rivercast: River Levels USA tops our usgs river data apps ranking as of July 2026, with a 4.7-star average from 11K App Store ratings, and it's free to download.
Yes — 19 of the top usgs river data apps we rank are free to download, including Rivercast: River Levels USA and RiverApp - River levels.
Rivercast: River Levels USA shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 248+ usgs river data apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Rivercast provides official flood warnings and alerts from the National Weather Service, river stage height in feet, and river flow rate in CFS when available. It also displays color indicators for river status (normal, rising, flooding), current observations, recent history, and NOAA river forecasts.
The app offers custom push notification alerts that can be set when a river reaches your chosen level. Additionally, the interactive map color-codes river gauges to indicate whether they are at normal levels, approaching flood stage, or above flood stage.