diff --git a/projects/portal-core-ui/src/lib/service/permanentlink/manage-state.service.ts b/projects/portal-core-ui/src/lib/service/permanentlink/manage-state.service.ts
index 93e6416..7db9c36 100644
--- a/projects/portal-core-ui/src/lib/service/permanentlink/manage-state.service.ts
+++ b/projects/portal-core-ui/src/lib/service/permanentlink/manage-state.service.ts
@@ -1,9 +1,5 @@
-import { Injectable, Inject} from '@angular/core';
-import { v4 as uuidv4 } from 'uuid';
-import { HttpClient, HttpParams, HttpResponse } from '@angular/common/http';
-import { throwError as observableThrowError, of, BehaviorSubject } from 'rxjs';
-import { map, catchError } from 'rxjs/operators';
-import { Observable } from 'rxjs';
+import { Injectable } from '@angular/core';
+import { BehaviorSubject } from 'rxjs';
 
 import { CsMapObject } from '../cesium-map/cs-map-object';
 import { MapState } from '../../model/data/mapstate.model';
@@ -19,14 +15,13 @@ import { MapState } from '../../model/data/mapstate.model';
 export class ManageStateService {
 
   private state: any = {};
-  private prevState: any = {};
   private permLinkMode: boolean = false; // Is true if a permanent link has been employed
 
   // Layer requires expanding
   private layerToExpandBS: BehaviorSubject<string> = new BehaviorSubject<string>(null);
   public readonly layerToExpand = this.layerToExpandBS.asObservable();
 
-  constructor(private csMapObject: CsMapObject, private http: HttpClient, @Inject('env') private env) {}
+  constructor(private csMapObject: CsMapObject) {}
 
   /**
    * Is the map currently displaying a permanent link?
@@ -68,22 +63,6 @@ export class ManageStateService {
     this.permLinkMode = false;
   }
 
-  /**
-   * Generate a one off state. This is used in NVCL borehole analytic where we want to generate a perm link to a artifically generated layer and filter
-   * @param layerid the layer that have been added
-   * @param filterCollection the associated filtercollection of the layer
-   * @param optionalFilters any optional filters that have been selected
-   */
-  public generateOneOffState(layerid: string, filterCollection: any, optionalFilters: any) {
-    filterCollection['optionalFilters'] = [];
-    const state = {};
-    state[layerid] = {
-      filterCollection: filterCollection,
-      optionalFilters: optionalFilters
-    };
-    return state;
-  }
-
   /**
    * When a layer is removed, update the state
    * @param layerid the id of the layer that have been removed
@@ -126,72 +105,4 @@ export class ManageStateService {
     }
   }
 
-  /**
-   * Saves current UI state via back end API call
-   *
-   * @param state UI state, a JSON string
-   * @returns Observable of response
-   */
-  public saveStateToDB(state: string): Observable<any> {
-    const id = uuidv4();
-    let httpParams = new HttpParams();
-    httpParams = httpParams.append('id', id);
-    httpParams = httpParams.append('state', state);
-    return this.http.get(this.env.portalBaseUrl + 'saveUIState.do', {
-      params: httpParams
-    }).pipe(map(response => {
-      if (response['success']) {
-        response['id'] = id;
-      }
-      return response;
-    }), catchError(
-      (error: HttpResponse<any>) => {
-        return observableThrowError(error);
-      }
-    ), );
-  }
-
-  /**
-   * Retrieves current UI state via back end API call
-   * 
-   * @param id identity string of UI state
-   * @returns JSON response or empty object
-   */
-  public fetchStateFromDB(id: string): Observable<any> {
-    // If no state then return empty object
-    if (id === undefined) {
-      return of({});
-    }
-    // If we have already stored this state locally then return it
-    if (id in this.prevState) {
-      return of(this.prevState[id]);
-    }
-    // Call the backend API to get state
-    let httpParams = new HttpParams();
-    httpParams = httpParams.append('id', id);
-    return this.http.get(this.env.portalBaseUrl + 'fetchUIState.do', {
-      params: httpParams
-    }).pipe(map(response => {
-      if (response['success'] === true) {
-        this.prevState[id] = JSON.parse(response['data']);
-        return this.prevState[id];
-      }
-      // If not successful, return empty object
-      return {};
-    }), catchError(
-      (error: HttpResponse<any>) => {
-        return observableThrowError(error);
-      }
-    ), );
-  }
-
-  /**
-   * Notify listeners (LayerPanel) that a layer is to be expanded
-   *
-   * @param layerId ID of layer
-   */
-  setLayerToExpand(layerId: string) {
-    this.layerToExpandBS.next(layerId);
-  }
-
 }
diff --git a/projects/portal-core-ui/src/lib/service/wms/legend.service.ts b/projects/portal-core-ui/src/lib/service/wms/legend.service.ts
index 6643853..97139f2 100644
--- a/projects/portal-core-ui/src/lib/service/wms/legend.service.ts
+++ b/projects/portal-core-ui/src/lib/service/wms/legend.service.ts
@@ -1,7 +1,6 @@
-
-import {tap} from 'rxjs/operators';
+import { tap } from 'rxjs/operators';
 import { Injectable, Inject } from '@angular/core';
-import {HttpClient} from '@angular/common/http';
+import { HttpClient } from '@angular/common/http';
 import { Observable } from 'rxjs';
 
 
@@ -16,7 +15,6 @@ export class LegendService {
    * @param styleUrl URL string to get legend from local server
    */
   public getLegendStyle(styleUrl: string): Observable<any> {
-    const me = this;
     return this.http.get(this.env.portalBaseUrl + styleUrl, {responseType: 'text'}).pipe(
       tap(result => result));
   }