Update, 11 September, 2018
Following the flooding in the city of Piedras Negras, further heavy rain in Coahuila has caused flooding across wider areas of the state, including the municipalities of Torreón, Acuña, Coahuila, Monclova and Frontera.
An emergency declaration for the municipalities of Acuña, Torreón and Piedras Negras was announced by the federal government on 10 September.
Flooding has also affected parts of the neighbouring state of Durango, where at least 3 people have died as a result of severe weather. Two people died when their vehicle was swept away by flood water on Sunday 09 September in the municipality of Cuencamé. One person died from lightning strike in Pánuco de Coronado.
Social Media
Recorrí la Col. Santa Sofía para evaluar las viviendas afectas, y desfogar el agua que mantiene anegadas las calles del sector, además de implementar las acciones de limpieza y fumigación por la @SS_Coahuila vamos a seguir trabajando en coordinación con el municipio de #Torreón pic.twitter.com/XcuBYNf1vr
— Miguel Riquelme (@mrikelme) September 11, 2018
Con el Director de #CONAGUA y @PCcoahuila realizamos un sobre vuelo para revisar el caudal del Río Aguanaval además de revisar las colonias que aún siguen con inundaciones en #Torreón pic.twitter.com/DEPMWb40Jk
— Miguel Riquelme (@mrikelme) September 10, 2018
Original Report, 06 September, 2018
Flooding in the city of Piedras Negras in Coahuila state, northern Mexico on Tuesday, 04 September affected more than 10,000 residents.
According to local authorities, the floods also affected around 2,500 homes. Around 20 people were forced to evacuate and stay in temporary accommodation. Roads in the area also suffered damage. No injuries or fatalities were reported however.
Local Civil Protection said that more than 150mm of rain fell from late Monday 03 September to early Tuesday 04 September. The heavy rain caused the Arroyo (creek) “El Soldado” to break its banks, as well as some surface flooding in the city’s streets. The city, with a population of around 250,000 in the wider metro area, is situated on the border with Texas, USA, along the Rio Grande river.There were no reports of the Rio Grande overflowing.
Areas in the north of the city were the worst affected, including the districts of Tierra y Esperanza, Hacienda de Luna, Las Argentinas and Malvinas.
Local municipality staff, supported by teams from Secretariat of National Defense, Civil Protection fire and police departments have started clean up operations. Local authorities also distributed cleaning kits for families in affected areas.
Coahuila State government said that an emergency declaration is in progress.


Social Media
Para evitar riesgos que pongan en peligro la vida de la ciudadanía, el @GobDeCoahuila, a través de la Subsecretaría @PCcoahuila, supervisa permanentemente zonas de riesgo. Las labores se centran principalmente en cauces de arroyos, ríos y asentamientos irregulares. pic.twitter.com/cfrJ58lga5
— Gobierno de Coahuila (@GobDeCoahuila) September 5, 2018
Con el compromiso del gobernador @mrikelme de brindar atención inmediata a las familias afectadas por las lluvias en #PiedrasNegras, hoy fueron llevados diversos apoyos y se anunció que está en proceso la declaratoria de emergencia. pic.twitter.com/QZkZ66or0s
— Gobierno de Coahuila (@GobDeCoahuila) September 6, 2018
https://twitter.com/MpioPNegras/status/1037506428792070144
https://twitter.com/MpioPNegras/status/1037467240877109248
“Trono” el bordo norte.. autoridades brindan apoyo en colonias de #PiedrasNegras luego de seis pulgada de lluvia durante la madrugada pic.twitter.com/Aak1NgWbax
— Raúl Tamez Robledo (@RaulTamez_) September 4, 2018
Flood Summary
Locations
B - Torreón
C - Acuña
D - Monclova
E - Frontera
F - Cuencamé
Magnitude
Piedras Negras - September 3 to September 4, 2018
Arroyo (creek) El Soldado - September 4 to September 5, 2018
Aguanaval River, Torreón - September 9 to September 10, 2018
Torreón - September 9 to September 10, 2018
Comisión Nacional del Agua
Damages
Coahuila - September 3 to September 6, 2018
Piedras Negras - September 3 to September 6, 2018
Durnago state - September 8 to September 10, 2018
Two people died when their vehicle was swept away by flood water on Sunday 09 September in the municipality of Cuencamé. One person died from lightning strike in Pánuco de Coronado.