https://hydrasurvey.ca/articles daily 0.75 2025-09-17 https://hydrasurvey.ca/articles/the-epas-lagoon-action-plan-what-it-means-for-your-wastewater-lagoon monthly 0.5 2025-09-17 https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/15f63dbf-9d0e-438b-a8cf-230cdce5623c/Drone+Sludge+Survey.jpg Articles - The EPA's Lagoon Action Plan: What it Means for Your Wastewater Lagoon - Make it stand out Hydrasurvey Sludge Survey https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/9c909048-aac7-4e30-8ad2-d90f7a76adce/Untitled+design+%287%29.jpg Articles - The EPA's Lagoon Action Plan: What it Means for Your Wastewater Lagoon - Make it stand out Drone Imagery from a Sludge Survey https://hydrasurvey.ca/articles/how-canyon-texas-turned-sludge-data-into-big-savings monthly 0.5 2025-08-06 https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/c9b70ab1-c5d2-40b5-a50c-20ae57569b8b/Overview_P1.png Articles - How Canyon, Texas Turned Sludge Data Into Big 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Maintenance Checklist - Make it stand out Prepare for Winter Early https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/7b24e969-8dce-457e-ad10-f2ab5c651302/Lagoon+in+Alberta Articles - Winter Prep Guide: Wastewater Lagoon Maintenance Checklist - Make it stand out Monitor Water Quality and Manage Vegetation https://hydrasurvey.ca/articles/linermeasurementsmatter monthly 0.5 2025-08-28 https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/1724357769424-5FTGT59IOVTENWAH259U/unsplash-image-zIL_CiC-bT0.jpg Articles - The Critical Role of Bottom Mapping in Wastewater Lagoon and Stormwater Pond Sludge Quantification - Make it stand out As-built drawings don't always match to real-world lagoons and ponds https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/4d47ba28-67a7-4af0-ad63-48aaddfb69d3/Echogram+liner+example.png Articles - The Critical Role of Bottom Mapping in Wastewater Lagoon and Stormwater Pond Sludge Quantification - Make it stand out Vertical profile of water column (echogram) view of acoustic data – notice the actual location of the liner is not visible because the sonar isn’t able to penetrate through the sludge. https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/c3659cc0-d50c-4fd0-bb95-bca01b66ac8c/Physical+Liner+Mapping Articles - The Critical Role of Bottom Mapping in Wastewater Lagoon and Stormwater Pond Sludge Quantification - Make it stand out Physical Liner Mapping in an Industrial Wastewater Lagoon https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/30a25c41-c429-4dfd-96f9-08b55c0f7541/Waste+water+lagoon Articles - The Critical Role of Bottom Mapping in Wastewater Lagoon and Stormwater Pond Sludge Quantification - Make it stand out A Well-maintained Wastewater Lagoon Ensures Operational Efficiency https://images.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/1708710666877-FDG34WB3H88PH8JH718V/Sediment+map Articles - The Critical Role of Bottom 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https://video.squarespace-cdn.com/content/v1/6363e928d56be51cbb2b6b0b/d9a9010d-7353-4251-8305-6d0622ab287a/thumbnail About Hydrasurvey provides precise sludge and sediment surveys for wastewater lagoons, stormwater ponds, raw water reservoirs, and industrial sites including tailings ponds. 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