diff --git a/dev/services/wms/ows_refactored/sea_ocean_coast/intertidal_c3/utils_intertidal.py b/dev/services/wms/ows_refactored/sea_ocean_coast/intertidal_c3/utils_intertidal.py
index 739c5f10a..402657fd7 100644
--- a/dev/services/wms/ows_refactored/sea_ocean_coast/intertidal_c3/utils_intertidal.py
+++ b/dev/services/wms/ows_refactored/sea_ocean_coast/intertidal_c3/utils_intertidal.py
@@ -75,9 +75,10 @@ def tide_graph_path(data, ds):
         origin=xy_(-4416000, -6912000),
     )
 
-    # Get point from GetFeatureInfo data
-    lat, lon = data.odc.map_bounds()[0]
-    point_albers = point(y=lat, x=lon, crs="EPSG:4326").to_crs("EPSG:3577").geom
+    # Get point from GetFeatureInfo data. On DEA Maps, we
+    # can assume that `data` coordinates are always in "EPSG:3857"
+    y, x = data.y.item(), data.x.item()
+    point_albers = point(y=y, x=x, crs="EPSG:3857").to_crs("EPSG:3577").geom
     # point_albers = data.odc.geobox.extent.centroid.to_crs("EPSG:3577").geom
 
     # Return region code