Pad us official web map use these web service endpoint hosted on ESRI's server.
You should use these too since they are much faster than the one hosted on usgs server.
https://transparentgov.net/json2tree/esri/server/folder.html?org=https%3A%2F%2Fservices.arcgis.com%2Fv01gqwM5QqNysAAi%2Farcgis%2Frest%2Fservices&url=https%3A%2F%2Fservices.arcgis.com%2Fv01gqwM5QqNysAAi%2Farcgis%2Frest%2Fservices&select_folder=678&select_layer=0
Warning: ESRI hosted web service only support Feature Service, do not support Map Service. That means, you will not have color, not have label, not have traditional tiles( except vector tile). Color, symbol, label only available at Map Service, which is only available at USGS server.