“Paradoxically, the effectiveness of the dam for sediment control has led to a serious issue confronting the reservoir: sediment deposition is reducing reservoir storage capacity and causing significant aggradation upstream within the Rio Grande channel. Monitoring sediment volume, spatial distribution, and rate of deposition is of paramount concern to the Corps of Engineers. Consequences for the operation and life expectancy of Cochiti Dam and Reservoir are at stake.”

Why should you read this? An interesting survey niche, and a look at an infrastructure peril you may not know much about. Aerial Mapping 2012