July 30 (Reuters) - Penn West Petroleum Ltd PWT.TO :
* Says Q3 royalties to remain at low single-digit level if commodity prices remain at current level
* Further company coverage PWT.TO
July 30 (Reuters) - Penn West Petroleum Ltd PWT.TO :
* Says Q3 royalties to remain at low single-digit level if commodity prices remain at current level
* Further company coverage PWT.TO