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| Río de los Remedios | |
|---|---|
| Name | Río de los Remedios |
| Country | Mexico |
| Subdivision1 | State of Mexico, Mexico City |
| Length km | 15 |
| Source | Canal de Cuemanco (tributaries in Texcoco basin) |
| Mouth | Gran Canal de la Viga / Lago de Texcoco basin |
| Basin countries | Mexico |
Río de los Remedios is an urban watercourse in the northeastern megalopolis of the Mexico City Valley, traversing boundaries between Mexico City, Ecatepec de Morelos, Nezahualcóyotl, Gustavo A. Madero (borough), and Iztapalapa. Historically part of the Basin of Mexico hydrological network, it functions today as a canalized tributary within the Valley of Mexico drainage system and interfaces with infrastructure such as the Circuito Interior and the Mexico City Metro corridors.
The river originates from a network of drainage channels and springs historically related to the Lago de Texcoco and the Cuenca de México; it follows a roughly southwest to northeast course through urbanized zones of State of Mexico municipalities such as Ecatepec de Morelos and Nezahualcóyotl before joining larger drainage works tied to the Gran Canal del Desagüe and the Canal de Chalco. Along its corridor it passes near transport and administrative landmarks including Avenida Central (Nezahualcóyotl), Calzada de Guadalupe, Plaza Aragón, and the limits of the Aeropuerto Internacional Benito Juárez. Topographically the channel lies within the lacustrine plain of the former Valley of Mexico with alluvial substrata influenced by the Trans-Mexican Volcanic Belt.
Hydrologically the river is a low-order, highly modified channel with flow regimes dominated by stormwater runoff, treated and untreated municipal effluent, and canal discharges from regional works such as the Sistema Cutzamala and the Gran Canal. Seasonal variability is pronounced: during the rainy season runoff from Sierra de Guadalupe and impervious surfaces in Iztapalapa produce higher flows, while the dry season sees reduced discharge and stagnation. Water quality monitoring by entities like the Comisión Nacional del Agua and local environmental agencies reports elevated biochemical oxygen demand, fecal coliforms, heavy metals, and nutrient loading consistent with inputs from Pemex-adjacent industrial zones, informal settlements in Nezahualcóyotl, and urban drainage feeding into the Presa Madín catchment. Contaminants of concern echo patterns seen in other highly urbanized channels such as the Río Tula and the Río Balsas catchments.
The channel occupies territory that was once part of the prehispanic water management landscape of Tenochtitlan and adjacent altepetl, linked to chinampa agriculture and aqueduct works credited to actors like the rulers of Tenochtitlan and engineers associated with the Aztec Empire. During the colonial period Spanish hydraulic projects including the Desagüe del Valle de México transformed lacustrine environs, integrating waterways into the colonial urban plan overseen by officials tied to the Viceroyalty of New Spain. In the 19th and 20th centuries industrialization around Ciudad Nezahualcóyotl and expansion of rail corridors connected the river corridor to enterprises such as Ferrocarriles Nacionales de México and manufacturing clusters producing textiles and chemicals. Local cultural practices, festivals, and neighborhood identities in municipalities like Ecatepec de Morelos and Iztapalapa have been shaped by the riverine landscape and its seasonal floods, intersecting with civic movements and organizations such as Comité de Vecinos collectives and municipal archives.
Environmental challenges are acute: chronic pollution, channelization, loss of riparian habitat, and episodic flooding mirror problems documented in the Valley of Mexico and have prompted responses from institutions including the Secretaría del Medio Ambiente (Mexico City), the Secretaría de Desarrollo Urbano y Territorial (State of Mexico), and NGOs like Pronatura and local citizen groups. Conservation proposals range from constructed wetlands and riparian rewilding inspired by projects in the Rio Bosque Fund and international examples such as Cheonggyecheon restoration to integrated watershed management aligned with directives from the Convention on Biological Diversity and national water planning by the Comisión Nacional del Agua. Constraints include competing interests of transport agencies, informal housing in floodplains, contamination legacy from industrial actors, and legal frameworks housed in instruments like the Ley de Aguas Nacionales.
The river corridor is heavily engineered: embankments, culverts, and pumping stations connect it to the Sistema de Aguas de la Ciudad de México and regional drainage systems feeding the Emisor Central and the Túnel Emisor Oriente. Urbanization has replaced native wetlands with impermeable surfaces tied to metropolitan projects by entities such as the Gobierno de la Ciudad de México and the Gobierno del Estado de México, affecting groundwater recharge associated with the Valle de México aquifer exploited by utilities like the Sistema de Agua Potable, Alcantarillado y Saneamiento de Ecatepec. Transportation infrastructure—including the Autopista México-Pachuca, the Mexibús corridors, and stations of the Sistema de Transporte Colectivo Metro—runs adjacent to or over the channel, complicating flood management and creating points of pedestrian and vehicular interface.
Recreational use is limited but emerging in municipal revitalization agendas that reference urban park precedents such as Chapultepec and Parque Hundido, and metropolitan linear-park initiatives like those around the Canal Nacional. Proposals include promenades, cycleways, and community gardens promoted by local councils and civic organizations such as neighborhood associations in Nezahualcóyotl and Gustavo A. Madero (borough), aiming to link cultural venues such as Plaza de las Tres Culturas and local markets. Safety, water quality, and land-tenure issues constrain tourism development, though pilot programs and environmental education efforts led by universities like the Universidad Nacional Autónoma de México and technical institutes seek to showcase adaptive reuse of urban waterways.
Category:Rivers of the State of Mexico Category:Rivers of Mexico City