Ala-Archa

{{Infobox river

| name = Ala-Archa

| native_name ={{native name|ky|Ала-Арча}}

| name_other =

| name_etymology =

| image = Kyrgyzstan Ala Archa National Park 01.jpg

| image_size = 250

| image_caption =

| map =

| map_size =

| map_caption =

| pushpin_map =

| pushpin_map_size =

| pushpin_map_caption=

| subdivision_type1 = Country

| subdivision_name1 = Kyrgyzstan

| subdivision_type2 =

| subdivision_name2 =

| subdivision_type3 = Region

| subdivision_name3 = Chüy Region

| subdivision_type4 = District

| subdivision_name4 = Alamüdün District

| subdivision_type5 = City

| subdivision_name5 = Bishkek

|length_km=78

| width_min =

| width_avg =

| width_max =

| depth_min =

| depth_avg =

| depth_max =

| discharge1_location=

| discharge1_min =

| discharge1_avg =

| discharge1_max =

| source1 =

| source1_location =

| source1_coordinates=

| source1_elevation =

| mouth = Chu

| mouth_location =

| mouth_coordinates = {{coord|43.0623|N|74.6382|E|display=inline,title}}

| mouth_elevation =

| progression = {{RChu}}

| river_system =

|basin_size_km2=270

| tributaries_left =

| tributaries_right = Kashka-Suu

| custom_label =

| custom_data =

| extra =

}}

The Ala-Archa ({{langx|ky|Ала-Арча}}, also Аларча) is a river flowing through Alamüdün District of Chüy Region of Kyrgyzstan. It rises on the northern slopes of Kyrgyz Ala-Too and flows north to enter the river Chu in Chüy Valley. The Ala-Archa is {{convert|78|km|mi}} long and has a basin area of {{convert|270|km2|mi2}}.{{cite encyclopedia|url=https://new.bizdin.kg/media/books/География_Кыргызстана.pdf|title=Аларча|trans-title=Alarcha|encyclopedia=Кыргызстандын Географиясы [Geography of Kyrgyzstan]|page=181|language=ky|year=2004|location=Bishkek}} Its water comes mostly from glaciers and snow.{{cite book |title=Чүй облусу:Энциклопедия |trans-title=Encyclopedia of Chüy Oblast |publisher=Chief Editorial Board of Kyrgyz Encyclopedia |language=ky, ru |location=Bishkek |year=1994 |isbn=5-89750-083-5 |pages=718 }}