Arpaș

{{Infobox river

| name = Arpaș

| name_native =

| name_native_lang =

| name_other =

| name_etymology =

| image = ArpasuDeSusSB (3).JPG

| image_size =

| image_caption = The Arpaș near Arpașu de Sus

| pushpin_map = Romania

| subdivision_type1 = Country

| subdivision_name1 = Romania

| subdivision_type2 = Counties

| subdivision_name2 = Sibiu County

| subdivision_type3 = Villages

| subdivision_name3 = Arpașu de Sus, Arpașu de Jos

| length = {{convert|25|km|mi|abbr=on}}

| width_min =

| width_avg =

| width_max =

| depth_min =

| depth_avg =

| depth_max =

| discharge1_location= Mouth

| discharge1_min =

| discharge1_avg = {{convert|2.13|m3/s|cuft/s|abbr=on}}

| discharge1_max =

| source1 = Făgăraș Mountains

| source1_location =

| source1_coordinates=

| source1_elevation =

| mouth = Olt

| mouth_location = Arpașu de Jos

| mouth_coordinates = {{coord|45.7877|24.6193|display=inline,title}}

| mouth_elevation =

| progression = {{ROlt}}

| river_system =

| basin_size = {{convert|82|km2|abbr=on}}

| tributaries_left = Albota, Plăvaia, Arpășel

| tributaries_right = Podragu

| custom_label =

| custom_data =

| extra =

}}

The Arpaș ({{langx|hu|Árpás-patak}}) is a left tributary of the river Olt in Romania.{{GeoSource|RO|Annex7|682}}{{GeoSource|RO|Atlas|284|VIII.1.106}} It discharges into the Olt in Arpașu de Jos.[http://www.e-calauza.ro/index.php?afiseaza=pluta_noua&rau=487 Arpasul / Arpasul Mare (jud. Sibiu)], e-calauza.ro The source of the Arpaș is in the Făgăraș Mountains. Its length is {{convert|25|km|abbr=on}} and its basin size is {{convert|82|km2|abbr=on}}.{{GeoSource|RO|Atlas|284|VIII.1.106}}