# ¿Hay Agua? — Niveles de embalses en PR > Puerto Rico dam levels and historical data from USGS. (iPhone/iPad app by Carlos Corrada.) - Source: https://appshunter.io/ios/app/hay-agua/id1032886064 (this page in markdown: same URL + `.md`) - Developer: [Carlos Corrada](https://appshunter.io/developer/1032886063) - Category: Weather, Education - Price: $0.99 - Rating: 3.20/5 from 5 App Store ratings · 3 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 2 MB - Languages: American English, European Spanish - Released: 2015-09-11 - Data updated: 2026-08-28 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/hay-agua/id1032886064/reviews.md ## What is ¿Hay Agua?? ¿Hay agua? shows you at a glance how Puerto Rico's reservoirs are doing, with data straight from the U.S. Geological Survey (USGS). All in one list The island's 23 reservoirs on a single screen, each with its current level and which way it's heading. Mark the ones you care about as favorites and they stay at the top. The full history Tap any reservoir to see its level over the last 7, 30, or 90 days in a clear chart, along with how much it has risen or fallen in the last hour, day, week, and quarter. Alert level Each reservoir shows which band it falls into —Overflow, Safety, Observation, Adjustments, Control, or Out of service— with the same colors and thresholds published by Puerto Rico's Aqueducts and Sewers Authority (AAA). Search By reservoir name or by your municipality. Where the data comes from From USGS gauges, which take readings every 15 minutes. The data is provisional and subject to revision. The app shows where the USGS reading falls; AAA's official bulletin may report a different band, since it measures with its own instruments. English and Spanish. With dark mode and Dynamic Type. ## Key features - Real-time dam levels - Historical data graphs - Alert level indicators - Reservoir search by name or municipality - Favorites list - Spanish and English language support ## Chart rankings - #16 in Top Paid · Weather (US App Store) ## Recent user reviews (3 of 3) All indexed reviews: https://appshunter.io/ios/app/hay-agua/id1032886064/reviews.md ### 1/5 — None working app *2023-04-15* A couple of years ago in 2020, I purchased this app to monitor the drought season. This year the app isn’t working at all. I uninstalled the same and installed it again (I had to pay for the app again) but still the app isn’t working. ### 1/5 — Hay agua *2020-07-22* La aplicación no funciona. La desistalé y la volví a instalar y no funciona. Una excelente herramienta para seguir si funcionara. ### 5/5 — Excelente *2016-06-01* La aplicación es excelente funciona bien . ## Frequently asked questions about ¿Hay Agua? ### What is Hay Agua? used for? Hay Agua? displays the current water levels of Puerto Rico's 23 reservoirs, providing historical data and alert status based on USGS information. It helps users stay informed about the island's water supply. ### How much does Hay Agua? cost? Hay Agua? is a paid application, available for $0.99. This one-time purchase grants you access to all its features and data. ### What devices does Hay Agua? support? Currently, Hay Agua? is supported on iPhones. The app is designed to provide a seamless experience on Apple's mobile devices. ### Where does Hay Agua? get its data from? The app sources its data directly from the United States Geological Survey (USGS) stations, which take readings every 15 minutes. It also references the color-coded alert bands used by the Puerto Rico Aqueduct and Sewer Authority (AAA). ### Can I see historical water levels in Hay Agua? Yes, Hay Agua? allows you to view the historical levels of any reservoir for the past 7, 30, or 90 days through clear graphs. It also shows changes over various time periods. ### Does Hay Agua? have ads? No, Hay Agua? does not contain advertisements. As a paid application, it provides an ad-free experience for its users. ### How often is Hay Agua? updated? The latest version of Hay Agua? is 2.0, last updated on July 29, 2026. While the app uses real-time data, updates to the application itself are less frequent. ### What is the user sentiment for Hay Agua? Hay Agua? has an average rating of 3.2 stars from 5 ratings. This suggests a mixed reception from users, with some finding it useful and others perhaps encountering issues or having suggestions for improvement. ## Version history (last 5 releases) ### 2.0.1 — 2026-08-04 Made-to-measure settings, and real iPad support. • The app is now universal: on iPad you see the list and the details side by side, in portrait and landscape. • New Settings screen: – Pick your unit: feet or meters. – Pick your reference: above sea level (as the USGS reports it) or depth of the water at the dam. – Pick the app's language, independent from the device's. ### 2.0 — 2026-07-29 ¿Hay agua? se rehízo por completo. • Todos los embalses de la isla en una sola pantalla, con su nivel, su tendencia del día y su histórico de 90 días en una gráfica. • Marca tus embalses como favoritos y quédalos siempre arriba. • Busca por nombre de embalse o por municipio. • Nivel de alerta de cada embalse según la escala de la AAA, con sus colores. • Los datos vienen directo del Servicio Geológico de EE. UU. (USGS). • En español e inglés, con modo oscuro y letra ajustable. ### 1.6 — 2020-07-09 Esta aplicación presenta la información en tiempo real del nivel de agua en los embalses más importantes de Puerto Rico. En esta versión se ajustan los niveles de alerta. Se incluye gráfica de las últimas 8 semanas. ### 1.5 — 2018-08-14 Swift 4, más embalses, incluye los pueblos. ### 1.01 — 2015-09-21 Varios cambios cosméticos. ## More apps by Carlos Corrada - [TimeTrackInvoicer](https://appshunter.io/ios/app/timetrackinvoicer/id6448064425) - [SongFlowAI](https://appshunter.io/ios/app/songflowai/id6755435414) All apps by Carlos Corrada: https://appshunter.io/developer/1032886063 ## Related topics [agua y drenaje](https://appshunter.io/ios/topics/agua-y-drenaje) · [aguakan](https://appshunter.io/ios/topics/aguakan) · [vibrador para sacar el agua](https://appshunter.io/ios/topics/vibrador-para-sacar-el-agua) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*